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Finding the Fourth Proportional to 336,671.39, 504,920.69 and 99,959.15

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Solution

The fourth proportional to 336,671.39, 504,920.69 and 99,959.15 is: 149,913.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,671.39 : 504,920.69 = 99,959.15 : x
  2. Step 2: Convert to fraction form
    336,671.39/504,920.69 = 99,959.15/x
  3. Step 3: Cross multiply
    336,671.39x = 504,920.69 × 99,959.15
  4. Step 4: Simplify right side
    336,671.39x = 50,471,444,127.17
  5. Step 5: Solve for x
    x = 50,471,444,127.17/336,671.39
  6. Step 6: Final answer
    x = 149,913.08

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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.