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Finding the Fourth Proportional to 242,684.46, 364,027.50 and 74,204.16

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Solution

The fourth proportional to 242,684.46, 364,027.50 and 74,204.16 is: 111,306.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,684.46 : 364,027.50 = 74,204.16 : x
  2. Step 2: Convert to fraction form
    242,684.46/364,027.50 = 74,204.16/x
  3. Step 3: Cross multiply
    242,684.46x = 364,027.50 × 74,204.16
  4. Step 4: Simplify right side
    242,684.46x = 27,012,354,854.40
  5. Step 5: Solve for x
    x = 27,012,354,854.40/242,684.46
  6. Step 6: Final answer
    x = 111,306.49

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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.