Home / 256,219.08-384,170.91-176,353.93

Finding the Fourth Proportional to 256,219.08, 384,170.91 and 176,353.93

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Solution

The fourth proportional to 256,219.08, 384,170.91 and 176,353.93 is: 264,422.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,219.08 : 384,170.91 = 176,353.93 : x
  2. Step 2: Convert to fraction form
    256,219.08/384,170.91 = 176,353.93/x
  3. Step 3: Cross multiply
    256,219.08x = 384,170.91 × 176,353.93
  4. Step 4: Simplify right side
    256,219.08x = 67,750,049,770.18
  5. Step 5: Solve for x
    x = 67,750,049,770.18/256,219.08
  6. Step 6: Final answer
    x = 264,422.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.