Home / 810,182.56-1,214,992.24-450,901.60

Finding the Fourth Proportional to 810,182.56, 1,214,992.24 and 450,901.60

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Solution

The fourth proportional to 810,182.56, 1,214,992.24 and 450,901.60 is: 676,195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,182.56 : 1,214,992.24 = 450,901.60 : x
  2. Step 2: Convert to fraction form
    810,182.56/1,214,992.24 = 450,901.60/x
  3. Step 3: Cross multiply
    810,182.56x = 1,214,992.24 × 450,901.60
  4. Step 4: Simplify right side
    810,182.56x = 547,841,945,003.58
  5. Step 5: Solve for x
    x = 547,841,945,003.58/810,182.56
  6. Step 6: Final answer
    x = 676,195.68

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Double scale
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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.