Home / 981,517.35-1,354,496.06-551,801.01

Finding the Fourth Proportional to 981,517.35, 1,354,496.06 and 551,801.01

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Solution

The fourth proportional to 981,517.35, 1,354,496.06 and 551,801.01 is: 761,486.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,517.35 : 1,354,496.06 = 551,801.01 : x
  2. Step 2: Convert to fraction form
    981,517.35/1,354,496.06 = 551,801.01/x
  3. Step 3: Cross multiply
    981,517.35x = 1,354,496.06 × 551,801.01
  4. Step 4: Simplify right side
    981,517.35x = 747,412,291,190.02
  5. Step 5: Solve for x
    x = 747,412,291,190.02/981,517.35
  6. Step 6: Final answer
    x = 761,486.58

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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.