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Finding the Fourth Proportional to 353,337.68, 529,829.12 and 163,634.87

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Solution

The fourth proportional to 353,337.68, 529,829.12 and 163,634.87 is: 245,370.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,337.68 : 529,829.12 = 163,634.87 : x
  2. Step 2: Convert to fraction form
    353,337.68/529,829.12 = 163,634.87/x
  3. Step 3: Cross multiply
    353,337.68x = 529,829.12 × 163,634.87
  4. Step 4: Simplify right side
    353,337.68x = 86,698,515,706.09
  5. Step 5: Solve for x
    x = 86,698,515,706.09/353,337.68
  6. Step 6: Final answer
    x = 245,370.14

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.