Home / 756,394.88-1,134,588.80-223,919.04

Finding the Fourth Proportional to 756,394.88, 1,134,588.80 and 223,919.04

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Solution

The fourth proportional to 756,394.88, 1,134,588.80 and 223,919.04 is: 335,877.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,394.88 : 1,134,588.80 = 223,919.04 : x
  2. Step 2: Convert to fraction form
    756,394.88/1,134,588.80 = 223,919.04/x
  3. Step 3: Cross multiply
    756,394.88x = 1,134,588.80 × 223,919.04
  4. Step 4: Simplify right side
    756,394.88x = 254,056,034,890.75
  5. Step 5: Solve for x
    x = 254,056,034,890.75/756,394.88
  6. Step 6: Final answer
    x = 335,877.52

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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.