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Finding the Fourth Proportional to 524,463.18, 723,062.37 and 342,862.90

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Solution

The fourth proportional to 524,463.18, 723,062.37 and 342,862.90 is: 472,695.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,463.18 : 723,062.37 = 342,862.90 : x
  2. Step 2: Convert to fraction form
    524,463.18/723,062.37 = 342,862.90/x
  3. Step 3: Cross multiply
    524,463.18x = 723,062.37 × 342,862.90
  4. Step 4: Simplify right side
    524,463.18x = 247,911,261,606.46
  5. Step 5: Solve for x
    x = 247,911,261,606.46/524,463.18
  6. Step 6: Final answer
    x = 472,695.27

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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.