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Finding the Fourth Proportional to 537,759.19, 806,661.04 and 158,679.92

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Solution

The fourth proportional to 537,759.19, 806,661.04 and 158,679.92 is: 238,026.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,759.19 : 806,661.04 = 158,679.92 : x
  2. Step 2: Convert to fraction form
    537,759.19/806,661.04 = 158,679.92/x
  3. Step 3: Cross multiply
    537,759.19x = 806,661.04 × 158,679.92
  4. Step 4: Simplify right side
    537,759.19x = 128,000,906,674.33
  5. Step 5: Solve for x
    x = 128,000,906,674.33/537,759.19
  6. Step 6: Final answer
    x = 238,026.44

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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.