Home / 935,769.13-1,291,487.76-527,954.65

Finding the Fourth Proportional to 935,769.13, 1,291,487.76 and 527,954.65

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Solution

The fourth proportional to 935,769.13, 1,291,487.76 and 527,954.65 is: 728,648.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,769.13 : 1,291,487.76 = 527,954.65 : x
  2. Step 2: Convert to fraction form
    935,769.13/1,291,487.76 = 527,954.65/x
  3. Step 3: Cross multiply
    935,769.13x = 1,291,487.76 × 527,954.65
  4. Step 4: Simplify right side
    935,769.13x = 681,846,961,852.65
  5. Step 5: Solve for x
    x = 681,846,961,852.65/935,769.13
  6. Step 6: Final answer
    x = 728,648.71

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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.