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Finding the Fourth Proportional to 436,107.38, 601,876.17 and 249,856.58

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Solution

The fourth proportional to 436,107.38, 601,876.17 and 249,856.58 is: 344,829.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,107.38 : 601,876.17 = 249,856.58 : x
  2. Step 2: Convert to fraction form
    436,107.38/601,876.17 = 249,856.58/x
  3. Step 3: Cross multiply
    436,107.38x = 601,876.17 × 249,856.58
  4. Step 4: Simplify right side
    436,107.38x = 150,382,722,924.39
  5. Step 5: Solve for x
    x = 150,382,722,924.39/436,107.38
  6. Step 6: Final answer
    x = 344,829.58

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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.