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Finding the Fourth Proportional to 296,558.80, 444,838.20 and 146,822.20

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Solution

The fourth proportional to 296,558.80, 444,838.20 and 146,822.20 is: 220,233.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,558.80 : 444,838.20 = 146,822.20 : x
  2. Step 2: Convert to fraction form
    296,558.80/444,838.20 = 146,822.20/x
  3. Step 3: Cross multiply
    296,558.80x = 444,838.20 × 146,822.20
  4. Step 4: Simplify right side
    296,558.80x = 65,312,123,168.04
  5. Step 5: Solve for x
    x = 65,312,123,168.04/296,558.80
  6. Step 6: Final answer
    x = 220,233.30

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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.