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Finding the Fourth Proportional to 868,974.02, 1,198,959 and 524,537.72

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Solution

The fourth proportional to 868,974.02, 1,198,959 and 524,537.72 is: 723,726.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,974.02 : 1,198,959 = 524,537.72 : x
  2. Step 2: Convert to fraction form
    868,974.02/1,198,959 = 524,537.72/x
  3. Step 3: Cross multiply
    868,974.02x = 1,198,959 × 524,537.72
  4. Step 4: Simplify right side
    868,974.02x = 628,899,220,233.48
  5. Step 5: Solve for x
    x = 628,899,220,233.48/868,974.02
  6. Step 6: Final answer
    x = 723,726.15

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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.