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Finding the Fourth Proportional to 609,705.24, 914,605.19 and 183,207.78

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Solution

The fourth proportional to 609,705.24, 914,605.19 and 183,207.78 is: 274,825.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,705.24 : 914,605.19 = 183,207.78 : x
  2. Step 2: Convert to fraction form
    609,705.24/914,605.19 = 183,207.78/x
  3. Step 3: Cross multiply
    609,705.24x = 914,605.19 × 183,207.78
  4. Step 4: Simplify right side
    609,705.24x = 167,562,785,520.34
  5. Step 5: Solve for x
    x = 167,562,785,520.34/609,705.24
  6. Step 6: Final answer
    x = 274,825.89

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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.