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Finding the Fourth Proportional to 536,901.14, 805,333.18 and 137,545.83

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Solution

The fourth proportional to 536,901.14, 805,333.18 and 137,545.83 is: 206,314.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,901.14 : 805,333.18 = 137,545.83 : x
  2. Step 2: Convert to fraction form
    536,901.14/805,333.18 = 137,545.83/x
  3. Step 3: Cross multiply
    536,901.14x = 805,333.18 × 137,545.83
  4. Step 4: Simplify right side
    536,901.14x = 110,770,220,669.64
  5. Step 5: Solve for x
    x = 110,770,220,669.64/536,901.14
  6. Step 6: Final answer
    x = 206,314.00

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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.