Home / 382,315.08-527,741.10-254,944.20

Finding the Fourth Proportional to 382,315.08, 527,741.10 and 254,944.20

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Solution

The fourth proportional to 382,315.08, 527,741.10 and 254,944.20 is: 351,920.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,315.08 : 527,741.10 = 254,944.20 : x
  2. Step 2: Convert to fraction form
    382,315.08/527,741.10 = 254,944.20/x
  3. Step 3: Cross multiply
    382,315.08x = 527,741.10 × 254,944.20
  4. Step 4: Simplify right side
    382,315.08x = 134,544,532,546.62
  5. Step 5: Solve for x
    x = 134,544,532,546.62/382,315.08
  6. Step 6: Final answer
    x = 351,920.55

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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.