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Finding the Fourth Proportional to 295,255.90, 441,717.45 and 256,246.30

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Solution

The fourth proportional to 295,255.90, 441,717.45 and 256,246.30 is: 383,357.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,255.90 : 441,717.45 = 256,246.30 : x
  2. Step 2: Convert to fraction form
    295,255.90/441,717.45 = 256,246.30/x
  3. Step 3: Cross multiply
    295,255.90x = 441,717.45 × 256,246.30
  4. Step 4: Simplify right side
    295,255.90x = 113,188,462,207.94
  5. Step 5: Solve for x
    x = 113,188,462,207.94/295,255.90
  6. Step 6: Final answer
    x = 383,357.16

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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.