Home / 1,533,561.28-2,300,342.46-411,630.28

Finding the Fourth Proportional to 1,533,561.28, 2,300,342.46 and 411,630.28

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Solution

The fourth proportional to 1,533,561.28, 2,300,342.46 and 411,630.28 is: 617,445.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,561.28 : 2,300,342.46 = 411,630.28 : x
  2. Step 2: Convert to fraction form
    1,533,561.28/2,300,342.46 = 411,630.28/x
  3. Step 3: Cross multiply
    1,533,561.28x = 2,300,342.46 × 411,630.28
  4. Step 4: Simplify right side
    1,533,561.28x = 946,890,610,905.69
  5. Step 5: Solve for x
    x = 946,890,610,905.69/1,533,561.28
  6. Step 6: Final answer
    x = 617,445.56

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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.