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Finding the Fourth Proportional to 445,710.62, 615,077.61 and 241,760.72

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Solution

The fourth proportional to 445,710.62, 615,077.61 and 241,760.72 is: 333,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,710.62 : 615,077.61 = 241,760.72 : x
  2. Step 2: Convert to fraction form
    445,710.62/615,077.61 = 241,760.72/x
  3. Step 3: Cross multiply
    445,710.62x = 615,077.61 × 241,760.72
  4. Step 4: Simplify right side
    445,710.62x = 148,701,605,849.48
  5. Step 5: Solve for x
    x = 148,701,605,849.48/445,710.62
  6. Step 6: Final answer
    x = 333,628.14

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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.