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Finding the Fourth Proportional to 341,965.87, 512,959.28 and 117,323.17

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Solution

The fourth proportional to 341,965.87, 512,959.28 and 117,323.17 is: 175,988.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,965.87 : 512,959.28 = 117,323.17 : x
  2. Step 2: Convert to fraction form
    341,965.87/512,959.28 = 117,323.17/x
  3. Step 3: Cross multiply
    341,965.87x = 512,959.28 × 117,323.17
  4. Step 4: Simplify right side
    341,965.87x = 60,182,006,941.50
  5. Step 5: Solve for x
    x = 60,182,006,941.50/341,965.87
  6. Step 6: Final answer
    x = 175,988.34

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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.