Home / 886,817.80-1,330,226.70-532,232.20

Finding the Fourth Proportional to 886,817.80, 1,330,226.70 and 532,232.20

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Solution

The fourth proportional to 886,817.80, 1,330,226.70 and 532,232.20 is: 798,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,817.80 : 1,330,226.70 = 532,232.20 : x
  2. Step 2: Convert to fraction form
    886,817.80/1,330,226.70 = 532,232.20/x
  3. Step 3: Cross multiply
    886,817.80x = 1,330,226.70 × 532,232.20
  4. Step 4: Simplify right side
    886,817.80x = 707,989,483,039.74
  5. Step 5: Solve for x
    x = 707,989,483,039.74/886,817.80
  6. Step 6: Final answer
    x = 798,348.30

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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.