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Finding the Fourth Proportional to 555,587.60, 834,488.57 and 524,253.36

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Solution

The fourth proportional to 555,587.60, 834,488.57 and 524,253.36 is: 787,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,587.60 : 834,488.57 = 524,253.36 : x
  2. Step 2: Convert to fraction form
    555,587.60/834,488.57 = 524,253.36/x
  3. Step 3: Cross multiply
    555,587.60x = 834,488.57 × 524,253.36
  4. Step 4: Simplify right side
    555,587.60x = 437,483,438,014.73
  5. Step 5: Solve for x
    x = 437,483,438,014.73/555,587.60
  6. Step 6: Final answer
    x = 787,424.77

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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.