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Finding the Fourth Proportional to 363,448.01, 545,221.94 and 123,497.46

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Solution

The fourth proportional to 363,448.01, 545,221.94 and 123,497.46 is: 185,263.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,448.01 : 545,221.94 = 123,497.46 : x
  2. Step 2: Convert to fraction form
    363,448.01/545,221.94 = 123,497.46/x
  3. Step 3: Cross multiply
    363,448.01x = 545,221.94 × 123,497.46
  4. Step 4: Simplify right side
    363,448.01x = 67,333,524,108.79
  5. Step 5: Solve for x
    x = 67,333,524,108.79/363,448.01
  6. Step 6: Final answer
    x = 185,263.15

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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.