Home / 376,232.76-519,181.38-215,066.52

Finding the Fourth Proportional to 376,232.76, 519,181.38 and 215,066.52

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Solution

The fourth proportional to 376,232.76, 519,181.38 and 215,066.52 is: 296,780.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,232.76 : 519,181.38 = 215,066.52 : x
  2. Step 2: Convert to fraction form
    376,232.76/519,181.38 = 215,066.52/x
  3. Step 3: Cross multiply
    376,232.76x = 519,181.38 × 215,066.52
  4. Step 4: Simplify right side
    376,232.76x = 111,658,532,645.40
  5. Step 5: Solve for x
    x = 111,658,532,645.40/376,232.76
  6. Step 6: Final answer
    x = 296,780.46

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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.