Home / 804,559.06-1,110,298.55-441,990.30

Finding the Fourth Proportional to 804,559.06, 1,110,298.55 and 441,990.30

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Solution

The fourth proportional to 804,559.06, 1,110,298.55 and 441,990.30 is: 609,950.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,559.06 : 1,110,298.55 = 441,990.30 : x
  2. Step 2: Convert to fraction form
    804,559.06/1,110,298.55 = 441,990.30/x
  3. Step 3: Cross multiply
    804,559.06x = 1,110,298.55 × 441,990.30
  4. Step 4: Simplify right side
    804,559.06x = 490,741,189,204.07
  5. Step 5: Solve for x
    x = 490,741,189,204.07/804,559.06
  6. Step 6: Final answer
    x = 609,950.49

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.