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Finding the Fourth Proportional to 537,843.77, 806,853.29 and 158,802.82

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Solution

The fourth proportional to 537,843.77, 806,853.29 and 158,802.82 is: 238,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,843.77 : 806,853.29 = 158,802.82 : x
  2. Step 2: Convert to fraction form
    537,843.77/806,853.29 = 158,802.82/x
  3. Step 3: Cross multiply
    537,843.77x = 806,853.29 × 158,802.82
  4. Step 4: Simplify right side
    537,843.77x = 128,130,573,049.25
  5. Step 5: Solve for x
    x = 128,130,573,049.25/537,843.77
  6. Step 6: Final answer
    x = 238,230.10

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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.