Home / 956,049.40-1,434,138.90-325,010.80

Finding the Fourth Proportional to 956,049.40, 1,434,138.90 and 325,010.80

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Solution

The fourth proportional to 956,049.40, 1,434,138.90 and 325,010.80 is: 487,538.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,049.40 : 1,434,138.90 = 325,010.80 : x
  2. Step 2: Convert to fraction form
    956,049.40/1,434,138.90 = 325,010.80/x
  3. Step 3: Cross multiply
    956,049.40x = 1,434,138.90 × 325,010.80
  4. Step 4: Simplify right side
    956,049.40x = 466,110,631,200.12
  5. Step 5: Solve for x
    x = 466,110,631,200.12/956,049.40
  6. Step 6: Final answer
    x = 487,538.23

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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.