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Finding the Fourth Proportional to 357,182.55, 535,702.43 and 167,594.15

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Solution

The fourth proportional to 357,182.55, 535,702.43 and 167,594.15 is: 251,357.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,182.55 : 535,702.43 = 167,594.15 : x
  2. Step 2: Convert to fraction form
    357,182.55/535,702.43 = 167,594.15/x
  3. Step 3: Cross multiply
    357,182.55x = 535,702.43 × 167,594.15
  4. Step 4: Simplify right side
    357,182.55x = 89,780,589,892.30
  5. Step 5: Solve for x
    x = 89,780,589,892.30/357,182.55
  6. Step 6: Final answer
    x = 251,357.72

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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.