Home / 988,066.20-1,363,532.24-535,357.20

Finding the Fourth Proportional to 988,066.20, 1,363,532.24 and 535,357.20

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Solution

The fourth proportional to 988,066.20, 1,363,532.24 and 535,357.20 is: 738,793.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,066.20 : 1,363,532.24 = 535,357.20 : x
  2. Step 2: Convert to fraction form
    988,066.20/1,363,532.24 = 535,357.20/x
  3. Step 3: Cross multiply
    988,066.20x = 1,363,532.24 × 535,357.20
  4. Step 4: Simplify right side
    988,066.20x = 729,976,802,116.13
  5. Step 5: Solve for x
    x = 729,976,802,116.13/988,066.20
  6. Step 6: Final answer
    x = 738,793.41

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.