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Finding the Fourth Proportional to 242,477.55, 363,716.33 and 73,998.74

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Solution

The fourth proportional to 242,477.55, 363,716.33 and 73,998.74 is: 110,998.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,477.55 : 363,716.33 = 73,998.74 : x
  2. Step 2: Convert to fraction form
    242,477.55/363,716.33 = 73,998.74/x
  3. Step 3: Cross multiply
    242,477.55x = 363,716.33 × 73,998.74
  4. Step 4: Simplify right side
    242,477.55x = 26,914,549,497.78
  5. Step 5: Solve for x
    x = 26,914,549,497.78/242,477.55
  6. Step 6: Final answer
    x = 110,998.11

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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.