Home / 814,572.18-1,220,268.92-533,236.50

Finding the Fourth Proportional to 814,572.18, 1,220,268.92 and 533,236.50

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Solution

The fourth proportional to 814,572.18, 1,220,268.92 and 533,236.50 is: 798,814.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,572.18 : 1,220,268.92 = 533,236.50 : x
  2. Step 2: Convert to fraction form
    814,572.18/1,220,268.92 = 533,236.50/x
  3. Step 3: Cross multiply
    814,572.18x = 1,220,268.92 × 533,236.50
  4. Step 4: Simplify right side
    814,572.18x = 650,691,925,293.40
  5. Step 5: Solve for x
    x = 650,691,925,293.40/814,572.18
  6. Step 6: Final answer
    x = 798,814.32

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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.