Home / 784,686.66-1,177,040.92-223,721.16

Finding the Fourth Proportional to 784,686.66, 1,177,040.92 and 223,721.16

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Solution

The fourth proportional to 784,686.66, 1,177,040.92 and 223,721.16 is: 335,584.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,686.66 : 1,177,040.92 = 223,721.16 : x
  2. Step 2: Convert to fraction form
    784,686.66/1,177,040.92 = 223,721.16/x
  3. Step 3: Cross multiply
    784,686.66x = 1,177,040.92 × 223,721.16
  4. Step 4: Simplify right side
    784,686.66x = 263,328,955,436.14
  5. Step 5: Solve for x
    x = 263,328,955,436.14/784,686.66
  6. Step 6: Final answer
    x = 335,584.85

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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.