Home / 747,714.06-1,031,849.60-425,424.15

Finding the Fourth Proportional to 747,714.06, 1,031,849.60 and 425,424.15

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Solution

The fourth proportional to 747,714.06, 1,031,849.60 and 425,424.15 is: 587,087.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,714.06 : 1,031,849.60 = 425,424.15 : x
  2. Step 2: Convert to fraction form
    747,714.06/1,031,849.60 = 425,424.15/x
  3. Step 3: Cross multiply
    747,714.06x = 1,031,849.60 × 425,424.15
  4. Step 4: Simplify right side
    747,714.06x = 438,973,736,880.72
  5. Step 5: Solve for x
    x = 438,973,736,880.72/747,714.06
  6. Step 6: Final answer
    x = 587,087.71

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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.