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Finding the Fourth Proportional to 441,669, 609,454.68 and 248,037.42

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Solution

The fourth proportional to 441,669, 609,454.68 and 248,037.42 is: 342,264.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,669 : 609,454.68 = 248,037.42 : x
  2. Step 2: Convert to fraction form
    441,669/609,454.68 = 248,037.42/x
  3. Step 3: Cross multiply
    441,669x = 609,454.68 × 248,037.42
  4. Step 4: Simplify right side
    441,669x = 151,167,566,434.13
  5. Step 5: Solve for x
    x = 151,167,566,434.13/441,669
  6. Step 6: Final answer
    x = 342,264.38

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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.