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Finding the Fourth Proportional to 264,760.48, 365,373.17 and 143,901.73

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Solution

The fourth proportional to 264,760.48, 365,373.17 and 143,901.73 is: 198,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,760.48 : 365,373.17 = 143,901.73 : x
  2. Step 2: Convert to fraction form
    264,760.48/365,373.17 = 143,901.73/x
  3. Step 3: Cross multiply
    264,760.48x = 365,373.17 × 143,901.73
  4. Step 4: Simplify right side
    264,760.48x = 52,577,831,535.42
  5. Step 5: Solve for x
    x = 52,577,831,535.42/264,760.48
  6. Step 6: Final answer
    x = 198,586.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.