Home / 935,099.54-1,290,372.60-527,215.94

Finding the Fourth Proportional to 935,099.54, 1,290,372.60 and 527,215.94

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Solution

The fourth proportional to 935,099.54, 1,290,372.60 and 527,215.94 is: 727,521.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,099.54 : 1,290,372.60 = 527,215.94 : x
  2. Step 2: Convert to fraction form
    935,099.54/1,290,372.60 = 527,215.94/x
  3. Step 3: Cross multiply
    935,099.54x = 1,290,372.60 × 527,215.94
  4. Step 4: Simplify right side
    935,099.54x = 680,305,003,259.24
  5. Step 5: Solve for x
    x = 680,305,003,259.24/935,099.54
  6. Step 6: Final answer
    x = 727,521.48

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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.