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Finding the Fourth Proportional to 662,536.95, 914,232.33 and 372,181.11

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Solution

The fourth proportional to 662,536.95, 914,232.33 and 372,181.11 is: 513,571.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,536.95 : 914,232.33 = 372,181.11 : x
  2. Step 2: Convert to fraction form
    662,536.95/914,232.33 = 372,181.11/x
  3. Step 3: Cross multiply
    662,536.95x = 914,232.33 × 372,181.11
  4. Step 4: Simplify right side
    662,536.95x = 340,260,003,377.29
  5. Step 5: Solve for x
    x = 340,260,003,377.29/662,536.95
  6. Step 6: Final answer
    x = 513,571.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.