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Finding the Fourth Proportional to 304,960.35, 457,440.53 and 83,344.35

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Solution

The fourth proportional to 304,960.35, 457,440.53 and 83,344.35 is: 125,016.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,960.35 : 457,440.53 = 83,344.35 : x
  2. Step 2: Convert to fraction form
    304,960.35/457,440.53 = 83,344.35/x
  3. Step 3: Cross multiply
    304,960.35x = 457,440.53 × 83,344.35
  4. Step 4: Simplify right side
    304,960.35x = 38,125,083,219.78
  5. Step 5: Solve for x
    x = 38,125,083,219.78/304,960.35
  6. Step 6: Final answer
    x = 125,016.53

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.