Home / 267,111.10-400,666.65-255,301.30

Finding the Fourth Proportional to 267,111.10, 400,666.65 and 255,301.30

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Solution

The fourth proportional to 267,111.10, 400,666.65 and 255,301.30 is: 382,951.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,111.10 : 400,666.65 = 255,301.30 : x
  2. Step 2: Convert to fraction form
    267,111.10/400,666.65 = 255,301.30/x
  3. Step 3: Cross multiply
    267,111.10x = 400,666.65 × 255,301.30
  4. Step 4: Simplify right side
    267,111.10x = 102,290,716,611.65
  5. Step 5: Solve for x
    x = 102,290,716,611.65/267,111.10
  6. Step 6: Final answer
    x = 382,951.95

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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.