Home / 1,021,432.50-1,532,441.08-347,662.26

Finding the Fourth Proportional to 1,021,432.50, 1,532,441.08 and 347,662.26

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Solution

The fourth proportional to 1,021,432.50, 1,532,441.08 and 347,662.26 is: 521,592.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,432.50 : 1,532,441.08 = 347,662.26 : x
  2. Step 2: Convert to fraction form
    1,021,432.50/1,532,441.08 = 347,662.26/x
  3. Step 3: Cross multiply
    1,021,432.50x = 1,532,441.08 × 347,662.26
  4. Step 4: Simplify right side
    1,021,432.50x = 532,771,929,189.64
  5. Step 5: Solve for x
    x = 532,771,929,189.64/1,021,432.50
  6. Step 6: Final answer
    x = 521,592.89

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.