Home / 376,853.28-519,928.80-233,561.04

Finding the Fourth Proportional to 376,853.28, 519,928.80 and 233,561.04

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Solution

The fourth proportional to 376,853.28, 519,928.80 and 233,561.04 is: 322,234.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,853.28 : 519,928.80 = 233,561.04 : x
  2. Step 2: Convert to fraction form
    376,853.28/519,928.80 = 233,561.04/x
  3. Step 3: Cross multiply
    376,853.28x = 519,928.80 × 233,561.04
  4. Step 4: Simplify right side
    376,853.28x = 121,435,111,253.95
  5. Step 5: Solve for x
    x = 121,435,111,253.95/376,853.28
  6. Step 6: Final answer
    x = 322,234.45

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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.