Home / 747,290.04-1,031,283.05-425,046.57

Finding the Fourth Proportional to 747,290.04, 1,031,283.05 and 425,046.57

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Solution

The fourth proportional to 747,290.04, 1,031,283.05 and 425,046.57 is: 586,577.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,290.04 : 1,031,283.05 = 425,046.57 : x
  2. Step 2: Convert to fraction form
    747,290.04/1,031,283.05 = 425,046.57/x
  3. Step 3: Cross multiply
    747,290.04x = 1,031,283.05 × 425,046.57
  4. Step 4: Simplify right side
    747,290.04x = 438,343,320,976.41
  5. Step 5: Solve for x
    x = 438,343,320,976.41/747,290.04
  6. Step 6: Final answer
    x = 586,577.23

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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.