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Finding the Fourth Proportional to 275,737.70, 413,606.55 and 181,259.30

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Solution

The fourth proportional to 275,737.70, 413,606.55 and 181,259.30 is: 271,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,737.70 : 413,606.55 = 181,259.30 : x
  2. Step 2: Convert to fraction form
    275,737.70/413,606.55 = 181,259.30/x
  3. Step 3: Cross multiply
    275,737.70x = 413,606.55 × 181,259.30
  4. Step 4: Simplify right side
    275,737.70x = 74,970,033,728.42
  5. Step 5: Solve for x
    x = 74,970,033,728.42/275,737.70
  6. Step 6: Final answer
    x = 271,888.95

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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.