Home / 735,959.20-1,103,938.80-512,010.40

Finding the Fourth Proportional to 735,959.20, 1,103,938.80 and 512,010.40

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Solution

The fourth proportional to 735,959.20, 1,103,938.80 and 512,010.40 is: 768,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,959.20 : 1,103,938.80 = 512,010.40 : x
  2. Step 2: Convert to fraction form
    735,959.20/1,103,938.80 = 512,010.40/x
  3. Step 3: Cross multiply
    735,959.20x = 1,103,938.80 × 512,010.40
  4. Step 4: Simplify right side
    735,959.20x = 565,228,146,563.52
  5. Step 5: Solve for x
    x = 565,228,146,563.52/735,959.20
  6. Step 6: Final answer
    x = 768,015.60

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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.