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Finding the Fourth Proportional to 609,707.24, 914,608.19 and 183,209.78

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Solution

The fourth proportional to 609,707.24, 914,608.19 and 183,209.78 is: 274,828.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,707.24 : 914,608.19 = 183,209.78 : x
  2. Step 2: Convert to fraction form
    609,707.24/914,608.19 = 183,209.78/x
  3. Step 3: Cross multiply
    609,707.24x = 914,608.19 × 183,209.78
  4. Step 4: Simplify right side
    609,707.24x = 167,565,165,276.10
  5. Step 5: Solve for x
    x = 167,565,165,276.10/609,707.24
  6. Step 6: Final answer
    x = 274,828.89

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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.