Home / 804,080.32-1,206,120.48-626,721.10

Finding the Fourth Proportional to 804,080.32, 1,206,120.48 and 626,721.10

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Solution

The fourth proportional to 804,080.32, 1,206,120.48 and 626,721.10 is: 940,081.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,080.32 : 1,206,120.48 = 626,721.10 : x
  2. Step 2: Convert to fraction form
    804,080.32/1,206,120.48 = 626,721.10/x
  3. Step 3: Cross multiply
    804,080.32x = 1,206,120.48 × 626,721.10
  4. Step 4: Simplify right side
    804,080.32x = 755,901,153,958.13
  5. Step 5: Solve for x
    x = 755,901,153,958.13/804,080.32
  6. Step 6: Final answer
    x = 940,081.65

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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.