Home / 256,226.06-384,181.38-176,360.96

Finding the Fourth Proportional to 256,226.06, 384,181.38 and 176,360.96

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Solution

The fourth proportional to 256,226.06, 384,181.38 and 176,360.96 is: 264,432.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,226.06 : 384,181.38 = 176,360.96 : x
  2. Step 2: Convert to fraction form
    256,226.06/384,181.38 = 176,360.96/x
  3. Step 3: Cross multiply
    256,226.06x = 384,181.38 × 176,360.96
  4. Step 4: Simplify right side
    256,226.06x = 67,754,596,990.92
  5. Step 5: Solve for x
    x = 67,754,596,990.92/256,226.06
  6. Step 6: Final answer
    x = 264,432.89

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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.