Home / 826,151.54-1,140,816.15-516,584.66

Finding the Fourth Proportional to 826,151.54, 1,140,816.15 and 516,584.66

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Solution

The fourth proportional to 826,151.54, 1,140,816.15 and 516,584.66 is: 713,341.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,151.54 : 1,140,816.15 = 516,584.66 : x
  2. Step 2: Convert to fraction form
    826,151.54/1,140,816.15 = 516,584.66/x
  3. Step 3: Cross multiply
    826,151.54x = 1,140,816.15 × 516,584.66
  4. Step 4: Simplify right side
    826,151.54x = 589,328,117,266.18
  5. Step 5: Solve for x
    x = 589,328,117,266.18/826,151.54
  6. Step 6: Final answer
    x = 713,341.43

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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.