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Finding the Fourth Proportional to 263,497.61, 395,247.35 and 63,818.13

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Solution

The fourth proportional to 263,497.61, 395,247.35 and 63,818.13 is: 95,727.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,497.61 : 395,247.35 = 63,818.13 : x
  2. Step 2: Convert to fraction form
    263,497.61/395,247.35 = 63,818.13/x
  3. Step 3: Cross multiply
    263,497.61x = 395,247.35 × 63,818.13
  4. Step 4: Simplify right side
    263,497.61x = 25,223,946,924.00
  5. Step 5: Solve for x
    x = 25,223,946,924.00/263,497.61
  6. Step 6: Final answer
    x = 95,727.42

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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.