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Finding the Fourth Proportional to 353,456.46, 530,283.51 and 116,965.62

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Solution

The fourth proportional to 353,456.46, 530,283.51 and 116,965.62 is: 175,481.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,456.46 : 530,283.51 = 116,965.62 : x
  2. Step 2: Convert to fraction form
    353,456.46/530,283.51 = 116,965.62/x
  3. Step 3: Cross multiply
    353,456.46x = 530,283.51 × 116,965.62
  4. Step 4: Simplify right side
    353,456.46x = 62,024,939,522.93
  5. Step 5: Solve for x
    x = 62,024,939,522.93/353,456.46
  6. Step 6: Final answer
    x = 175,481.13

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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.