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Finding the Fourth Proportional to 262,937.73, 394,406.60 and 240,128.13

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Solution

The fourth proportional to 262,937.73, 394,406.60 and 240,128.13 is: 360,192.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,937.73 : 394,406.60 = 240,128.13 : x
  2. Step 2: Convert to fraction form
    262,937.73/394,406.60 = 240,128.13/x
  3. Step 3: Cross multiply
    262,937.73x = 394,406.60 × 240,128.13
  4. Step 4: Simplify right side
    262,937.73x = 94,708,118,117.02
  5. Step 5: Solve for x
    x = 94,708,118,117.02/262,937.73
  6. Step 6: Final answer
    x = 360,192.20

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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.