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Finding the Fourth Proportional to 434,776.86, 652,311.18 and 168,546.06

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Solution

The fourth proportional to 434,776.86, 652,311.18 and 168,546.06 is: 252,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,776.86 : 652,311.18 = 168,546.06 : x
  2. Step 2: Convert to fraction form
    434,776.86/652,311.18 = 168,546.06/x
  3. Step 3: Cross multiply
    434,776.86x = 652,311.18 × 168,546.06
  4. Step 4: Simplify right side
    434,776.86x = 109,944,479,282.95
  5. Step 5: Solve for x
    x = 109,944,479,282.95/434,776.86
  6. Step 6: Final answer
    x = 252,875.65

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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.