Home / 278,523.54-384,364.26-151,199.10

Finding the Fourth Proportional to 278,523.54, 384,364.26 and 151,199.10

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Solution

The fourth proportional to 278,523.54, 384,364.26 and 151,199.10 is: 208,655.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,523.54 : 384,364.26 = 151,199.10 : x
  2. Step 2: Convert to fraction form
    278,523.54/384,364.26 = 151,199.10/x
  3. Step 3: Cross multiply
    278,523.54x = 384,364.26 × 151,199.10
  4. Step 4: Simplify right side
    278,523.54x = 58,115,530,184.17
  5. Step 5: Solve for x
    x = 58,115,530,184.17/278,523.54
  6. Step 6: Final answer
    x = 208,655.72

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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.