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Finding the Fourth Proportional to 555,528.07, 834,399.28 and 524,193.83

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Solution

The fourth proportional to 555,528.07, 834,399.28 and 524,193.83 is: 787,335.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,528.07 : 834,399.28 = 524,193.83 : x
  2. Step 2: Convert to fraction form
    555,528.07/834,399.28 = 524,193.83/x
  3. Step 3: Cross multiply
    555,528.07x = 834,399.28 × 524,193.83
  4. Step 4: Simplify right side
    555,528.07x = 437,386,950,996.10
  5. Step 5: Solve for x
    x = 437,386,950,996.10/555,528.07
  6. Step 6: Final answer
    x = 787,335.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.