Home / 708,984.96-1,063,166.40-259,589.40

Finding the Fourth Proportional to 708,984.96, 1,063,166.40 and 259,589.40

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Solution

The fourth proportional to 708,984.96, 1,063,166.40 and 259,589.40 is: 389,270.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,984.96 : 1,063,166.40 = 259,589.40 : x
  2. Step 2: Convert to fraction form
    708,984.96/1,063,166.40 = 259,589.40/x
  3. Step 3: Cross multiply
    708,984.96x = 1,063,166.40 × 259,589.40
  4. Step 4: Simplify right side
    708,984.96x = 275,986,727,876.16
  5. Step 5: Solve for x
    x = 275,986,727,876.16/708,984.96
  6. Step 6: Final answer
    x = 389,270.22

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1.5x scale

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.