Home / 727,793.40-1,091,835.90-610,278.60

Finding the Fourth Proportional to 727,793.40, 1,091,835.90 and 610,278.60

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Solution

The fourth proportional to 727,793.40, 1,091,835.90 and 610,278.60 is: 915,540.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,793.40 : 1,091,835.90 = 610,278.60 : x
  2. Step 2: Convert to fraction form
    727,793.40/1,091,835.90 = 610,278.60/x
  3. Step 3: Cross multiply
    727,793.40x = 1,091,835.90 × 610,278.60
  4. Step 4: Simplify right side
    727,793.40x = 666,324,084,481.74
  5. Step 5: Solve for x
    x = 666,324,084,481.74/727,793.40
  6. Step 6: Final answer
    x = 915,540.16

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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.