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Finding the Fourth Proportional to 251,414.83, 346,902.84 and 141,037.15

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Solution

The fourth proportional to 251,414.83, 346,902.84 and 141,037.15 is: 194,603.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,414.83 : 346,902.84 = 141,037.15 : x
  2. Step 2: Convert to fraction form
    251,414.83/346,902.84 = 141,037.15/x
  3. Step 3: Cross multiply
    251,414.83x = 346,902.84 × 141,037.15
  4. Step 4: Simplify right side
    251,414.83x = 48,926,187,880.51
  5. Step 5: Solve for x
    x = 48,926,187,880.51/251,414.83
  6. Step 6: Final answer
    x = 194,603.43

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1.5x scale

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.