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Finding the Fourth Proportional to 435,656.16, 653,524.56 and 169,436.88

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Solution

The fourth proportional to 435,656.16, 653,524.56 and 169,436.88 is: 254,171.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,656.16 : 653,524.56 = 169,436.88 : x
  2. Step 2: Convert to fraction form
    435,656.16/653,524.56 = 169,436.88/x
  3. Step 3: Cross multiply
    435,656.16x = 653,524.56 × 169,436.88
  4. Step 4: Simplify right side
    435,656.16x = 110,731,162,449.77
  5. Step 5: Solve for x
    x = 110,731,162,449.77/435,656.16
  6. Step 6: Final answer
    x = 254,171.00

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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.