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Finding the Fourth Proportional to 581,963.52, 872,848.08 and 161,281.92

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Solution

The fourth proportional to 581,963.52, 872,848.08 and 161,281.92 is: 241,895.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,963.52 : 872,848.08 = 161,281.92 : x
  2. Step 2: Convert to fraction form
    581,963.52/872,848.08 = 161,281.92/x
  3. Step 3: Cross multiply
    581,963.52x = 872,848.08 × 161,281.92
  4. Step 4: Simplify right side
    581,963.52x = 140,774,614,210.71
  5. Step 5: Solve for x
    x = 140,774,614,210.71/581,963.52
  6. Step 6: Final answer
    x = 241,895.94

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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.