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Finding the Fourth Proportional to 468,623.45, 702,789.71 and 169,065

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Solution

The fourth proportional to 468,623.45, 702,789.71 and 169,065 is: 253,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,623.45 : 702,789.71 = 169,065 : x
  2. Step 2: Convert to fraction form
    468,623.45/702,789.71 = 169,065/x
  3. Step 3: Cross multiply
    468,623.45x = 702,789.71 × 169,065
  4. Step 4: Simplify right side
    468,623.45x = 118,817,142,321.15
  5. Step 5: Solve for x
    x = 118,817,142,321.15/468,623.45
  6. Step 6: Final answer
    x = 253,545.02

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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.