Home / 814,503.30-1,220,552.10-590,335.80

Finding the Fourth Proportional to 814,503.30, 1,220,552.10 and 590,335.80

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Solution

The fourth proportional to 814,503.30, 1,220,552.10 and 590,335.80 is: 884,631.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,503.30 : 1,220,552.10 = 590,335.80 : x
  2. Step 2: Convert to fraction form
    814,503.30/1,220,552.10 = 590,335.80/x
  3. Step 3: Cross multiply
    814,503.30x = 1,220,552.10 × 590,335.80
  4. Step 4: Simplify right side
    814,503.30x = 720,535,600,395.18
  5. Step 5: Solve for x
    x = 720,535,600,395.18/814,503.30
  6. Step 6: Final answer
    x = 884,631.90

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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.