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Finding the Fourth Proportional to 365,432.91, 548,208.46 and 112,654.26

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Solution

The fourth proportional to 365,432.91, 548,208.46 and 112,654.26 is: 168,999.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,432.91 : 548,208.46 = 112,654.26 : x
  2. Step 2: Convert to fraction form
    365,432.91/548,208.46 = 112,654.26/x
  3. Step 3: Cross multiply
    365,432.91x = 548,208.46 × 112,654.26
  4. Step 4: Simplify right side
    365,432.91x = 61,758,018,387.04
  5. Step 5: Solve for x
    x = 61,758,018,387.04/365,432.91
  6. Step 6: Final answer
    x = 168,999.61

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1.5x scale

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.