Home / 814,574.44-1,220,272.28-533,238.76

Finding the Fourth Proportional to 814,574.44, 1,220,272.28 and 533,238.76

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Solution

The fourth proportional to 814,574.44, 1,220,272.28 and 533,238.76 is: 798,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,574.44 : 1,220,272.28 = 533,238.76 : x
  2. Step 2: Convert to fraction form
    814,574.44/1,220,272.28 = 533,238.76/x
  3. Step 3: Cross multiply
    814,574.44x = 1,220,272.28 × 533,238.76
  4. Step 4: Simplify right side
    814,574.44x = 650,696,477,449.57
  5. Step 5: Solve for x
    x = 650,696,477,449.57/814,574.44
  6. Step 6: Final answer
    x = 798,817.70

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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.