Home / 798,280.05-1,197,770.82-419,112.66

Finding the Fourth Proportional to 798,280.05, 1,197,770.82 and 419,112.66

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Solution

The fourth proportional to 798,280.05, 1,197,770.82 and 419,112.66 is: 628,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,280.05 : 1,197,770.82 = 419,112.66 : x
  2. Step 2: Convert to fraction form
    798,280.05/1,197,770.82 = 419,112.66/x
  3. Step 3: Cross multiply
    798,280.05x = 1,197,770.82 × 419,112.66
  4. Step 4: Simplify right side
    798,280.05x = 502,000,914,440.58
  5. Step 5: Solve for x
    x = 502,000,914,440.58/798,280.05
  6. Step 6: Final answer
    x = 628,853.14

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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.