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Finding the Fourth Proportional to 366,876.10, 550,314.15 and 156,924.10

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Solution

The fourth proportional to 366,876.10, 550,314.15 and 156,924.10 is: 235,386.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,876.10 : 550,314.15 = 156,924.10 : x
  2. Step 2: Convert to fraction form
    366,876.10/550,314.15 = 156,924.10/x
  3. Step 3: Cross multiply
    366,876.10x = 550,314.15 × 156,924.10
  4. Step 4: Simplify right side
    366,876.10x = 86,357,552,706.02
  5. Step 5: Solve for x
    x = 86,357,552,706.02/366,876.10
  6. Step 6: Final answer
    x = 235,386.15

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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.