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Finding the Fourth Proportional to 334,046.25, 499,813.88 and 234,400.86

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Solution

The fourth proportional to 334,046.25, 499,813.88 and 234,400.86 is: 350,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,046.25 : 499,813.88 = 234,400.86 : x
  2. Step 2: Convert to fraction form
    334,046.25/499,813.88 = 234,400.86/x
  3. Step 3: Cross multiply
    334,046.25x = 499,813.88 × 234,400.86
  4. Step 4: Simplify right side
    334,046.25x = 117,156,802,139.93
  5. Step 5: Solve for x
    x = 117,156,802,139.93/334,046.25
  6. Step 6: Final answer
    x = 350,720.30

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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.