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Finding the Fourth Proportional to 221,594.80, 332,003.40 and 181,937.20

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Solution

The fourth proportional to 221,594.80, 332,003.40 and 181,937.20 is: 272,586.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,594.80 : 332,003.40 = 181,937.20 : x
  2. Step 2: Convert to fraction form
    221,594.80/332,003.40 = 181,937.20/x
  3. Step 3: Cross multiply
    221,594.80x = 332,003.40 × 181,937.20
  4. Step 4: Simplify right side
    221,594.80x = 60,403,768,986.48
  5. Step 5: Solve for x
    x = 60,403,768,986.48/221,594.80
  6. Step 6: Final answer
    x = 272,586.58

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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.