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Finding the Fourth Proportional to 295,800.53, 408,894.30 and 263,851.79

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Solution

The fourth proportional to 295,800.53, 408,894.30 and 263,851.79 is: 364,730.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,800.53 : 408,894.30 = 263,851.79 : x
  2. Step 2: Convert to fraction form
    295,800.53/408,894.30 = 263,851.79/x
  3. Step 3: Cross multiply
    295,800.53x = 408,894.30 × 263,851.79
  4. Step 4: Simplify right side
    295,800.53x = 107,887,489,941.88
  5. Step 5: Solve for x
    x = 107,887,489,941.88/295,800.53
  6. Step 6: Final answer
    x = 364,730.55

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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.