Home / 826,156.56-1,140,823.06-516,589.68

Finding the Fourth Proportional to 826,156.56, 1,140,823.06 and 516,589.68

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Solution

The fourth proportional to 826,156.56, 1,140,823.06 and 516,589.68 is: 713,348.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,156.56 : 1,140,823.06 = 516,589.68 : x
  2. Step 2: Convert to fraction form
    826,156.56/1,140,823.06 = 516,589.68/x
  3. Step 3: Cross multiply
    826,156.56x = 1,140,823.06 × 516,589.68
  4. Step 4: Simplify right side
    826,156.56x = 589,337,419,502.02
  5. Step 5: Solve for x
    x = 589,337,419,502.02/826,156.56
  6. Step 6: Final answer
    x = 713,348.35

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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.