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Finding the Fourth Proportional to 445,663.62, 615,014.03 and 241,713.72

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Solution

The fourth proportional to 445,663.62, 615,014.03 and 241,713.72 is: 333,563.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,663.62 : 615,014.03 = 241,713.72 : x
  2. Step 2: Convert to fraction form
    445,663.62/615,014.03 = 241,713.72/x
  3. Step 3: Cross multiply
    445,663.62x = 615,014.03 × 241,713.72
  4. Step 4: Simplify right side
    445,663.62x = 148,657,327,834.92
  5. Step 5: Solve for x
    x = 148,657,327,834.92/445,663.62
  6. Step 6: Final answer
    x = 333,563.97

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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.