Home / 935,101.20-1,290,453.48-532,684.56

Finding the Fourth Proportional to 935,101.20, 1,290,453.48 and 532,684.56

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Solution

The fourth proportional to 935,101.20, 1,290,453.48 and 532,684.56 is: 735,112.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,101.20 : 1,290,453.48 = 532,684.56 : x
  2. Step 2: Convert to fraction form
    935,101.20/1,290,453.48 = 532,684.56/x
  3. Step 3: Cross multiply
    935,101.20x = 1,290,453.48 × 532,684.56
  4. Step 4: Simplify right side
    935,101.20x = 687,404,644,194.27
  5. Step 5: Solve for x
    x = 687,404,644,194.27/935,101.20
  6. Step 6: Final answer
    x = 735,112.57

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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.