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Finding the Fourth Proportional to 444,304.83, 613,138.79 and 240,355.23

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Solution

The fourth proportional to 444,304.83, 613,138.79 and 240,355.23 is: 331,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,304.83 : 613,138.79 = 240,355.23 : x
  2. Step 2: Convert to fraction form
    444,304.83/613,138.79 = 240,355.23/x
  3. Step 3: Cross multiply
    444,304.83x = 613,138.79 × 240,355.23
  4. Step 4: Simplify right side
    444,304.83x = 147,371,113,690.60
  5. Step 5: Solve for x
    x = 147,371,113,690.60/444,304.83
  6. Step 6: Final answer
    x = 331,689.20

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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.