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Finding the Fourth Proportional to 723,777.52, 997,894.56 and 517,292.32

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Solution

The fourth proportional to 723,777.52, 997,894.56 and 517,292.32 is: 713,207.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,777.52 : 997,894.56 = 517,292.32 : x
  2. Step 2: Convert to fraction form
    723,777.52/997,894.56 = 517,292.32/x
  3. Step 3: Cross multiply
    723,777.52x = 997,894.56 × 517,292.32
  4. Step 4: Simplify right side
    723,777.52x = 516,203,192,057.78
  5. Step 5: Solve for x
    x = 516,203,192,057.78/723,777.52
  6. Step 6: Final answer
    x = 713,207.00

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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.