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Finding the Fourth Proportional to 898,987.10, 1,348,480.65 and 366,233.90

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Solution

The fourth proportional to 898,987.10, 1,348,480.65 and 366,233.90 is: 549,350.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,987.10 : 1,348,480.65 = 366,233.90 : x
  2. Step 2: Convert to fraction form
    898,987.10/1,348,480.65 = 366,233.90/x
  3. Step 3: Cross multiply
    898,987.10x = 1,348,480.65 × 366,233.90
  4. Step 4: Simplify right side
    898,987.10x = 493,859,327,524.04
  5. Step 5: Solve for x
    x = 493,859,327,524.04/898,987.10
  6. Step 6: Final answer
    x = 549,350.85

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Similar ratio
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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.