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Finding the Fourth Proportional to 598,068.97, 897,693.94 and 261,342.05

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Solution

The fourth proportional to 598,068.97, 897,693.94 and 261,342.05 is: 392,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,068.97 : 897,693.94 = 261,342.05 : x
  2. Step 2: Convert to fraction form
    598,068.97/897,693.94 = 261,342.05/x
  3. Step 3: Cross multiply
    598,068.97x = 897,693.94 × 261,342.05
  4. Step 4: Simplify right side
    598,068.97x = 234,605,170,390.39
  5. Step 5: Solve for x
    x = 234,605,170,390.39/598,068.97
  6. Step 6: Final answer
    x = 392,271.10

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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.