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Finding the Fourth Proportional to 445,009.75, 614,116.42 and 241,060.68

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Solution

The fourth proportional to 445,009.75, 614,116.42 and 241,060.68 is: 332,665.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,009.75 : 614,116.42 = 241,060.68 : x
  2. Step 2: Convert to fraction form
    445,009.75/614,116.42 = 241,060.68/x
  3. Step 3: Cross multiply
    445,009.75x = 614,116.42 × 241,060.68
  4. Step 4: Simplify right side
    445,009.75x = 148,039,321,201.71
  5. Step 5: Solve for x
    x = 148,039,321,201.71/445,009.75
  6. Step 6: Final answer
    x = 332,665.35

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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.