Home / 928,844.20-1,393,266.30-456,452.20

Finding the Fourth Proportional to 928,844.20, 1,393,266.30 and 456,452.20

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Solution

The fourth proportional to 928,844.20, 1,393,266.30 and 456,452.20 is: 684,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,844.20 : 1,393,266.30 = 456,452.20 : x
  2. Step 2: Convert to fraction form
    928,844.20/1,393,266.30 = 456,452.20/x
  3. Step 3: Cross multiply
    928,844.20x = 1,393,266.30 × 456,452.20
  4. Step 4: Simplify right side
    928,844.20x = 635,959,467,820.86
  5. Step 5: Solve for x
    x = 635,959,467,820.86/928,844.20
  6. Step 6: Final answer
    x = 684,678.30

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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.