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Finding the Fourth Proportional to 236,689.90, 352,950.21 and 234,557.57

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Solution

The fourth proportional to 236,689.90, 352,950.21 and 234,557.57 is: 349,770.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,689.90 : 352,950.21 = 234,557.57 : x
  2. Step 2: Convert to fraction form
    236,689.90/352,950.21 = 234,557.57/x
  3. Step 3: Cross multiply
    236,689.90x = 352,950.21 × 234,557.57
  4. Step 4: Simplify right side
    236,689.90x = 82,787,144,470.97
  5. Step 5: Solve for x
    x = 82,787,144,470.97/236,689.90
  6. Step 6: Final answer
    x = 349,770.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.