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Finding the Fourth Proportional to 235,324.34, 324,750.10 and 127,894.38

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Solution

The fourth proportional to 235,324.34, 324,750.10 and 127,894.38 is: 176,495.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,324.34 : 324,750.10 = 127,894.38 : x
  2. Step 2: Convert to fraction form
    235,324.34/324,750.10 = 127,894.38/x
  3. Step 3: Cross multiply
    235,324.34x = 324,750.10 × 127,894.38
  4. Step 4: Simplify right side
    235,324.34x = 41,533,712,694.44
  5. Step 5: Solve for x
    x = 41,533,712,694.44/235,324.34
  6. Step 6: Final answer
    x = 176,495.61

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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.