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Finding the Fourth Proportional to 445,737.93, 615,116.31 and 241,788.94

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Solution

The fourth proportional to 445,737.93, 615,116.31 and 241,788.94 is: 333,667.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,737.93 : 615,116.31 = 241,788.94 : x
  2. Step 2: Convert to fraction form
    445,737.93/615,116.31 = 241,788.94/x
  3. Step 3: Cross multiply
    445,737.93x = 615,116.31 × 241,788.94
  4. Step 4: Simplify right side
    445,737.93x = 148,728,317,496.03
  5. Step 5: Solve for x
    x = 148,728,317,496.03/445,737.93
  6. Step 6: Final answer
    x = 333,667.63

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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.