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Finding the Fourth Proportional to 241,808.80, 362,713.20 and 129,834.40

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Solution

The fourth proportional to 241,808.80, 362,713.20 and 129,834.40 is: 194,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,808.80 : 362,713.20 = 129,834.40 : x
  2. Step 2: Convert to fraction form
    241,808.80/362,713.20 = 129,834.40/x
  3. Step 3: Cross multiply
    241,808.80x = 362,713.20 × 129,834.40
  4. Step 4: Simplify right side
    241,808.80x = 47,092,650,694.08
  5. Step 5: Solve for x
    x = 47,092,650,694.08/241,808.80
  6. Step 6: Final answer
    x = 194,751.60

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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.