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Finding the Fourth Proportional to 356,137.65, 534,275.73 and 116,318.52

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Solution

The fourth proportional to 356,137.65, 534,275.73 and 116,318.52 is: 174,500.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,137.65 : 534,275.73 = 116,318.52 : x
  2. Step 2: Convert to fraction form
    356,137.65/534,275.73 = 116,318.52/x
  3. Step 3: Cross multiply
    356,137.65x = 534,275.73 × 116,318.52
  4. Step 4: Simplify right side
    356,137.65x = 62,146,162,185.52
  5. Step 5: Solve for x
    x = 62,146,162,185.52/356,137.65
  6. Step 6: Final answer
    x = 174,500.40

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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.