Home / 747,287.54-1,031,279.58-425,044.04

Finding the Fourth Proportional to 747,287.54, 1,031,279.58 and 425,044.04

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Solution

The fourth proportional to 747,287.54, 1,031,279.58 and 425,044.04 is: 586,573.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,287.54 : 1,031,279.58 = 425,044.04 : x
  2. Step 2: Convert to fraction form
    747,287.54/1,031,279.58 = 425,044.04/x
  3. Step 3: Cross multiply
    747,287.54x = 1,031,279.58 × 425,044.04
  4. Step 4: Simplify right side
    747,287.54x = 438,339,239,052.70
  5. Step 5: Solve for x
    x = 438,339,239,052.70/747,287.54
  6. Step 6: Final answer
    x = 586,573.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.