Home / 981,877.06-1,469,665.25-525,326.18

Finding the Fourth Proportional to 981,877.06, 1,469,665.25 and 525,326.18

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Solution

The fourth proportional to 981,877.06, 1,469,665.25 and 525,326.18 is: 786,303.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,877.06 : 1,469,665.25 = 525,326.18 : x
  2. Step 2: Convert to fraction form
    981,877.06/1,469,665.25 = 525,326.18/x
  3. Step 3: Cross multiply
    981,877.06x = 1,469,665.25 × 525,326.18
  4. Step 4: Simplify right side
    981,877.06x = 772,053,631,923.13
  5. Step 5: Solve for x
    x = 772,053,631,923.13/981,877.06
  6. Step 6: Final answer
    x = 786,303.77

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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.