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Finding the Fourth Proportional to 353,755.95, 530,716.95 and 117,098.64

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Solution

The fourth proportional to 353,755.95, 530,716.95 and 117,098.64 is: 175,675.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,755.95 : 530,716.95 = 117,098.64 : x
  2. Step 2: Convert to fraction form
    353,755.95/530,716.95 = 117,098.64/x
  3. Step 3: Cross multiply
    353,755.95x = 530,716.95 × 117,098.64
  4. Step 4: Simplify right side
    353,755.95x = 62,146,233,069.95
  5. Step 5: Solve for x
    x = 62,146,233,069.95/353,755.95
  6. Step 6: Final answer
    x = 175,675.44

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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.