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Finding the Fourth Proportional to 445,203.60, 614,379.78 and 241,260.18

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Solution

The fourth proportional to 445,203.60, 614,379.78 and 241,260.18 is: 332,938.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,203.60 : 614,379.78 = 241,260.18 : x
  2. Step 2: Convert to fraction form
    445,203.60/614,379.78 = 241,260.18/x
  3. Step 3: Cross multiply
    445,203.60x = 614,379.78 × 241,260.18
  4. Step 4: Simplify right side
    445,203.60x = 148,225,376,311.16
  5. Step 5: Solve for x
    x = 148,225,376,311.16/445,203.60
  6. Step 6: Final answer
    x = 332,938.40

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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.