Home / 908,199.11-1,253,250-540,656.75

Finding the Fourth Proportional to 908,199.11, 1,253,250 and 540,656.75

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Solution

The fourth proportional to 908,199.11, 1,253,250 and 540,656.75 is: 746,067.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,199.11 : 1,253,250 = 540,656.75 : x
  2. Step 2: Convert to fraction form
    908,199.11/1,253,250 = 540,656.75/x
  3. Step 3: Cross multiply
    908,199.11x = 1,253,250 × 540,656.75
  4. Step 4: Simplify right side
    908,199.11x = 677,578,071,937.50
  5. Step 5: Solve for x
    x = 677,578,071,937.50/908,199.11
  6. Step 6: Final answer
    x = 746,067.76

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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.