Home / 733,610.70-1,100,416.05-521,034.30

Finding the Fourth Proportional to 733,610.70, 1,100,416.05 and 521,034.30

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Solution

The fourth proportional to 733,610.70, 1,100,416.05 and 521,034.30 is: 781,551.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,610.70 : 1,100,416.05 = 521,034.30 : x
  2. Step 2: Convert to fraction form
    733,610.70/1,100,416.05 = 521,034.30/x
  3. Step 3: Cross multiply
    733,610.70x = 1,100,416.05 × 521,034.30
  4. Step 4: Simplify right side
    733,610.70x = 573,354,506,320.52
  5. Step 5: Solve for x
    x = 573,354,506,320.52/733,610.70
  6. Step 6: Final answer
    x = 781,551.45

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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.