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Finding the Fourth Proportional to 235,248.46, 324,644.32 and 127,818.42

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Solution

The fourth proportional to 235,248.46, 324,644.32 and 127,818.42 is: 176,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,248.46 : 324,644.32 = 127,818.42 : x
  2. Step 2: Convert to fraction form
    235,248.46/324,644.32 = 127,818.42/x
  3. Step 3: Cross multiply
    235,248.46x = 324,644.32 × 127,818.42
  4. Step 4: Simplify right side
    235,248.46x = 41,495,524,044.37
  5. Step 5: Solve for x
    x = 41,495,524,044.37/235,248.46
  6. Step 6: Final answer
    x = 176,390.20

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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.