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Finding the Fourth Proportional to 445,493.79, 614,784.16 and 241,542.92

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Solution

The fourth proportional to 445,493.79, 614,784.16 and 241,542.92 is: 333,330.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,493.79 : 614,784.16 = 241,542.92 : x
  2. Step 2: Convert to fraction form
    445,493.79/614,784.16 = 241,542.92/x
  3. Step 3: Cross multiply
    445,493.79x = 614,784.16 × 241,542.92
  4. Step 4: Simplify right side
    445,493.79x = 148,496,763,015.04
  5. Step 5: Solve for x
    x = 148,496,763,015.04/445,493.79
  6. Step 6: Final answer
    x = 333,330.71

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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.