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Finding the Fourth Proportional to 517,429.13, 776,143.91 and 232,787.27

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Solution

The fourth proportional to 517,429.13, 776,143.91 and 232,787.27 is: 349,181.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,429.13 : 776,143.91 = 232,787.27 : x
  2. Step 2: Convert to fraction form
    517,429.13/776,143.91 = 232,787.27/x
  3. Step 3: Cross multiply
    517,429.13x = 776,143.91 × 232,787.27
  4. Step 4: Simplify right side
    517,429.13x = 180,676,420,772.09
  5. Step 5: Solve for x
    x = 180,676,420,772.09/517,429.13
  6. Step 6: Final answer
    x = 349,181.00

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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.