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Finding the Fourth Proportional to 242,491.89, 363,737.83 and 74,013.09

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Solution

The fourth proportional to 242,491.89, 363,737.83 and 74,013.09 is: 111,019.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,491.89 : 363,737.83 = 74,013.09 : x
  2. Step 2: Convert to fraction form
    242,491.89/363,737.83 = 74,013.09/x
  3. Step 3: Cross multiply
    242,491.89x = 363,737.83 × 74,013.09
  4. Step 4: Simplify right side
    242,491.89x = 26,921,360,748.19
  5. Step 5: Solve for x
    x = 26,921,360,748.19/242,491.89
  6. Step 6: Final answer
    x = 111,019.63

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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.