Home / 998,340.30-1,497,510.45-683,412.30

Finding the Fourth Proportional to 998,340.30, 1,497,510.45 and 683,412.30

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Solution

The fourth proportional to 998,340.30, 1,497,510.45 and 683,412.30 is: 1,025,118.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,340.30 : 1,497,510.45 = 683,412.30 : x
  2. Step 2: Convert to fraction form
    998,340.30/1,497,510.45 = 683,412.30/x
  3. Step 3: Cross multiply
    998,340.30x = 1,497,510.45 × 683,412.30
  4. Step 4: Simplify right side
    998,340.30x = 1,023,417,060,908.54
  5. Step 5: Solve for x
    x = 1,023,417,060,908.54/998,340.30
  6. Step 6: Final answer
    x = 1,025,118.45

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Double scale
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Similar ratio
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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.