Home / 814,003.60-1,221,005.40-223,027.60

Finding the Fourth Proportional to 814,003.60, 1,221,005.40 and 223,027.60

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Solution

The fourth proportional to 814,003.60, 1,221,005.40 and 223,027.60 is: 334,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,003.60 : 1,221,005.40 = 223,027.60 : x
  2. Step 2: Convert to fraction form
    814,003.60/1,221,005.40 = 223,027.60/x
  3. Step 3: Cross multiply
    814,003.60x = 1,221,005.40 × 223,027.60
  4. Step 4: Simplify right side
    814,003.60x = 272,317,903,949.04
  5. Step 5: Solve for x
    x = 272,317,903,949.04/814,003.60
  6. Step 6: Final answer
    x = 334,541.40

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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.