Home / 925,207.68-1,276,395.64-619,382.59

Finding the Fourth Proportional to 925,207.68, 1,276,395.64 and 619,382.59

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Solution

The fourth proportional to 925,207.68, 1,276,395.64 and 619,382.59 is: 854,486.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,207.68 : 1,276,395.64 = 619,382.59 : x
  2. Step 2: Convert to fraction form
    925,207.68/1,276,395.64 = 619,382.59/x
  3. Step 3: Cross multiply
    925,207.68x = 1,276,395.64 × 619,382.59
  4. Step 4: Simplify right side
    925,207.68x = 790,577,236,183.05
  5. Step 5: Solve for x
    x = 790,577,236,183.05/925,207.68
  6. Step 6: Final answer
    x = 854,486.24

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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.