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Finding the Fourth Proportional to 363,901.50, 545,935.34 and 111,217.95

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Solution

The fourth proportional to 363,901.50, 545,935.34 and 111,217.95 is: 166,852.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,901.50 : 545,935.34 = 111,217.95 : x
  2. Step 2: Convert to fraction form
    363,901.50/545,935.34 = 111,217.95/x
  3. Step 3: Cross multiply
    363,901.50x = 545,935.34 × 111,217.95
  4. Step 4: Simplify right side
    363,901.50x = 60,717,809,347.35
  5. Step 5: Solve for x
    x = 60,717,809,347.35/363,901.50
  6. Step 6: Final answer
    x = 166,852.32

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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.