Home / 898,016.20-1,347,024.30-862,586.80

Finding the Fourth Proportional to 898,016.20, 1,347,024.30 and 862,586.80

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Solution

The fourth proportional to 898,016.20, 1,347,024.30 and 862,586.80 is: 1,293,880.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,016.20 : 1,347,024.30 = 862,586.80 : x
  2. Step 2: Convert to fraction form
    898,016.20/1,347,024.30 = 862,586.80/x
  3. Step 3: Cross multiply
    898,016.20x = 1,347,024.30 × 862,586.80
  4. Step 4: Simplify right side
    898,016.20x = 1,161,925,380,459.24
  5. Step 5: Solve for x
    x = 1,161,925,380,459.24/898,016.20
  6. Step 6: Final answer
    x = 1,293,880.20

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Double scale
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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.