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Finding the Fourth Proportional to 441,803.55, 609,691.82 and 250,820.13

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Solution

The fourth proportional to 441,803.55, 609,691.82 and 250,820.13 is: 346,133.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,803.55 : 609,691.82 = 250,820.13 : x
  2. Step 2: Convert to fraction form
    441,803.55/609,691.82 = 250,820.13/x
  3. Step 3: Cross multiply
    441,803.55x = 609,691.82 × 250,820.13
  4. Step 4: Simplify right side
    441,803.55x = 152,922,980,298.24
  5. Step 5: Solve for x
    x = 152,922,980,298.24/441,803.55
  6. Step 6: Final answer
    x = 346,133.43

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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.