Home / 747,418.27-1,031,461.23-425,120.08

Finding the Fourth Proportional to 747,418.27, 1,031,461.23 and 425,120.08

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Solution

The fourth proportional to 747,418.27, 1,031,461.23 and 425,120.08 is: 586,679.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,418.27 : 1,031,461.23 = 425,120.08 : x
  2. Step 2: Convert to fraction form
    747,418.27/1,031,461.23 = 425,120.08/x
  3. Step 3: Cross multiply
    747,418.27x = 1,031,461.23 × 425,120.08
  4. Step 4: Simplify right side
    747,418.27x = 438,494,880,614.50
  5. Step 5: Solve for x
    x = 438,494,880,614.50/747,418.27
  6. Step 6: Final answer
    x = 586,679.37

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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.