Home / 256,925.28-384,420.24-178,191.84

Finding the Fourth Proportional to 256,925.28, 384,420.24 and 178,191.84

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Solution

The fourth proportional to 256,925.28, 384,420.24 and 178,191.84 is: 266,616.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,925.28 : 384,420.24 = 178,191.84 : x
  2. Step 2: Convert to fraction form
    256,925.28/384,420.24 = 178,191.84/x
  3. Step 3: Cross multiply
    256,925.28x = 384,420.24 × 178,191.84
  4. Step 4: Simplify right side
    256,925.28x = 68,500,549,898.84
  5. Step 5: Solve for x
    x = 68,500,549,898.84/256,925.28
  6. Step 6: Final answer
    x = 266,616.62

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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.