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Finding the Fourth Proportional to 242,200.99, 363,320.12 and 73,735.77

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Solution

The fourth proportional to 242,200.99, 363,320.12 and 73,735.77 is: 110,609.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,200.99 : 363,320.12 = 73,735.77 : x
  2. Step 2: Convert to fraction form
    242,200.99/363,320.12 = 73,735.77/x
  3. Step 3: Cross multiply
    242,200.99x = 363,320.12 × 73,735.77
  4. Step 4: Simplify right side
    242,200.99x = 26,789,688,804.69
  5. Step 5: Solve for x
    x = 26,789,688,804.69/242,200.99
  6. Step 6: Final answer
    x = 110,609.33

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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.