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Finding the Fourth Proportional to 597,998.76, 896,998.16 and 243,040.48

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Solution

The fourth proportional to 597,998.76, 896,998.16 and 243,040.48 is: 364,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,998.76 : 896,998.16 = 243,040.48 : x
  2. Step 2: Convert to fraction form
    597,998.76/896,998.16 = 243,040.48/x
  3. Step 3: Cross multiply
    597,998.76x = 896,998.16 × 243,040.48
  4. Step 4: Simplify right side
    597,998.76x = 218,006,863,365.52
  5. Step 5: Solve for x
    x = 218,006,863,365.52/597,998.76
  6. Step 6: Final answer
    x = 364,560.73

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.