Home / 706,155.90-1,059,233.85-654,315.90

Finding the Fourth Proportional to 706,155.90, 1,059,233.85 and 654,315.90

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Solution

The fourth proportional to 706,155.90, 1,059,233.85 and 654,315.90 is: 981,473.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,155.90 : 1,059,233.85 = 654,315.90 : x
  2. Step 2: Convert to fraction form
    706,155.90/1,059,233.85 = 654,315.90/x
  3. Step 3: Cross multiply
    706,155.90x = 1,059,233.85 × 654,315.90
  4. Step 4: Simplify right side
    706,155.90x = 693,073,549,873.22
  5. Step 5: Solve for x
    x = 693,073,549,873.22/706,155.90
  6. Step 6: Final answer
    x = 981,473.85

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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.