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Finding the Fourth Proportional to 549,233.80, 823,850.70 and 194,648.20

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Solution

The fourth proportional to 549,233.80, 823,850.70 and 194,648.20 is: 291,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,233.80 : 823,850.70 = 194,648.20 : x
  2. Step 2: Convert to fraction form
    549,233.80/823,850.70 = 194,648.20/x
  3. Step 3: Cross multiply
    549,233.80x = 823,850.70 × 194,648.20
  4. Step 4: Simplify right side
    549,233.80x = 160,361,055,823.74
  5. Step 5: Solve for x
    x = 160,361,055,823.74/549,233.80
  6. Step 6: Final answer
    x = 291,972.30

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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.