Home / 747,714.56-1,031,850.29-425,424.65

Finding the Fourth Proportional to 747,714.56, 1,031,850.29 and 425,424.65

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Solution

The fourth proportional to 747,714.56, 1,031,850.29 and 425,424.65 is: 587,088.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,714.56 : 1,031,850.29 = 425,424.65 : x
  2. Step 2: Convert to fraction form
    747,714.56/1,031,850.29 = 425,424.65/x
  3. Step 3: Cross multiply
    747,714.56x = 1,031,850.29 × 425,424.65
  4. Step 4: Simplify right side
    747,714.56x = 438,974,546,348.53
  5. Step 5: Solve for x
    x = 438,974,546,348.53/747,714.56
  6. Step 6: Final answer
    x = 587,088.40

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Double scale
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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.