Home / 735,959.70-1,103,939.55-512,010.90

Finding the Fourth Proportional to 735,959.70, 1,103,939.55 and 512,010.90

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Solution

The fourth proportional to 735,959.70, 1,103,939.55 and 512,010.90 is: 768,016.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,959.70 : 1,103,939.55 = 512,010.90 : x
  2. Step 2: Convert to fraction form
    735,959.70/1,103,939.55 = 512,010.90/x
  3. Step 3: Cross multiply
    735,959.70x = 1,103,939.55 × 512,010.90
  4. Step 4: Simplify right side
    735,959.70x = 565,229,082,541.10
  5. Step 5: Solve for x
    x = 565,229,082,541.10/735,959.70
  6. Step 6: Final answer
    x = 768,016.35

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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.