Home / 866,711.80-1,196,025.78-504,136.36

Finding the Fourth Proportional to 866,711.80, 1,196,025.78 and 504,136.36

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Solution

The fourth proportional to 866,711.80, 1,196,025.78 and 504,136.36 is: 695,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,711.80 : 1,196,025.78 = 504,136.36 : x
  2. Step 2: Convert to fraction form
    866,711.80/1,196,025.78 = 504,136.36/x
  3. Step 3: Cross multiply
    866,711.80x = 1,196,025.78 × 504,136.36
  4. Step 4: Simplify right side
    866,711.80x = 602,960,083,195.36
  5. Step 5: Solve for x
    x = 602,960,083,195.36/866,711.80
  6. Step 6: Final answer
    x = 695,686.94

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1.5x scale

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.