Home / 400,044.44-551,801.21-256,577.24

Finding the Fourth Proportional to 400,044.44, 551,801.21 and 256,577.24

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Solution

The fourth proportional to 400,044.44, 551,801.21 and 256,577.24 is: 353,909.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,044.44 : 551,801.21 = 256,577.24 : x
  2. Step 2: Convert to fraction form
    400,044.44/551,801.21 = 256,577.24/x
  3. Step 3: Cross multiply
    400,044.44x = 551,801.21 × 256,577.24
  4. Step 4: Simplify right side
    400,044.44x = 141,579,630,207.57
  5. Step 5: Solve for x
    x = 141,579,630,207.57/400,044.44
  6. Step 6: Final answer
    x = 353,909.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.