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Finding the Fourth Proportional to 242,881.89, 364,347.11 and 74,400.27

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Solution

The fourth proportional to 242,881.89, 364,347.11 and 74,400.27 is: 111,607.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,881.89 : 364,347.11 = 74,400.27 : x
  2. Step 2: Convert to fraction form
    242,881.89/364,347.11 = 74,400.27/x
  3. Step 3: Cross multiply
    242,881.89x = 364,347.11 × 74,400.27
  4. Step 4: Simplify right side
    242,881.89x = 27,107,523,357.72
  5. Step 5: Solve for x
    x = 27,107,523,357.72/242,881.89
  6. Step 6: Final answer
    x = 111,607.84

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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.