Home / 689,525.20-1,034,287.80-598,286.80

Finding the Fourth Proportional to 689,525.20, 1,034,287.80 and 598,286.80

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Solution

The fourth proportional to 689,525.20, 1,034,287.80 and 598,286.80 is: 897,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,525.20 : 1,034,287.80 = 598,286.80 : x
  2. Step 2: Convert to fraction form
    689,525.20/1,034,287.80 = 598,286.80/x
  3. Step 3: Cross multiply
    689,525.20x = 1,034,287.80 × 598,286.80
  4. Step 4: Simplify right side
    689,525.20x = 618,800,738,141.04
  5. Step 5: Solve for x
    x = 618,800,738,141.04/689,525.20
  6. Step 6: Final answer
    x = 897,430.20

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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.