Home / 313,151.06-432,260.55-185,826.66

Finding the Fourth Proportional to 313,151.06, 432,260.55 and 185,826.66

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Solution

The fourth proportional to 313,151.06, 432,260.55 and 185,826.66 is: 256,507.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,151.06 : 432,260.55 = 185,826.66 : x
  2. Step 2: Convert to fraction form
    313,151.06/432,260.55 = 185,826.66/x
  3. Step 3: Cross multiply
    313,151.06x = 432,260.55 × 185,826.66
  4. Step 4: Simplify right side
    313,151.06x = 80,325,532,635.29
  5. Step 5: Solve for x
    x = 80,325,532,635.29/313,151.06
  6. Step 6: Final answer
    x = 256,507.30

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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.