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Finding the Fourth Proportional to 340,757.43, 470,248.52 and 187,801.17

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Solution

The fourth proportional to 340,757.43, 470,248.52 and 187,801.17 is: 259,167.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,757.43 : 470,248.52 = 187,801.17 : x
  2. Step 2: Convert to fraction form
    340,757.43/470,248.52 = 187,801.17/x
  3. Step 3: Cross multiply
    340,757.43x = 470,248.52 × 187,801.17
  4. Step 4: Simplify right side
    340,757.43x = 88,313,221,307.76
  5. Step 5: Solve for x
    x = 88,313,221,307.76/340,757.43
  6. Step 6: Final answer
    x = 259,167.41

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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.