Home / 941,938.35-1,299,909.12-539,608.11

Finding the Fourth Proportional to 941,938.35, 1,299,909.12 and 539,608.11

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Solution

The fourth proportional to 941,938.35, 1,299,909.12 and 539,608.11 is: 744,678.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,938.35 : 1,299,909.12 = 539,608.11 : x
  2. Step 2: Convert to fraction form
    941,938.35/1,299,909.12 = 539,608.11/x
  3. Step 3: Cross multiply
    941,938.35x = 1,299,909.12 × 539,608.11
  4. Step 4: Simplify right side
    941,938.35x = 701,441,503,414.96
  5. Step 5: Solve for x
    x = 701,441,503,414.96/941,938.35
  6. Step 6: Final answer
    x = 744,678.78

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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.