Home / 1,021,526.70-1,532,290.05-649,200.30

Finding the Fourth Proportional to 1,021,526.70, 1,532,290.05 and 649,200.30

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Solution

The fourth proportional to 1,021,526.70, 1,532,290.05 and 649,200.30 is: 973,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,526.70 : 1,532,290.05 = 649,200.30 : x
  2. Step 2: Convert to fraction form
    1,021,526.70/1,532,290.05 = 649,200.30/x
  3. Step 3: Cross multiply
    1,021,526.70x = 1,532,290.05 × 649,200.30
  4. Step 4: Simplify right side
    1,021,526.70x = 994,763,160,147.02
  5. Step 5: Solve for x
    x = 994,763,160,147.02/1,021,526.70
  6. Step 6: Final answer
    x = 973,800.45

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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.