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Finding the Fourth Proportional to 366,384.35, 549,654.87 and 113,659.35

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Solution

The fourth proportional to 366,384.35, 549,654.87 and 113,659.35 is: 170,513.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,384.35 : 549,654.87 = 113,659.35 : x
  2. Step 2: Convert to fraction form
    366,384.35/549,654.87 = 113,659.35/x
  3. Step 3: Cross multiply
    366,384.35x = 549,654.87 × 113,659.35
  4. Step 4: Simplify right side
    366,384.35x = 62,473,415,248.53
  5. Step 5: Solve for x
    x = 62,473,415,248.53/366,384.35
  6. Step 6: Final answer
    x = 170,513.33

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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.