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Finding the Fourth Proportional to 349,651.01, 524,476.52 and 231,294.69

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Solution

The fourth proportional to 349,651.01, 524,476.52 and 231,294.69 is: 346,942.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,651.01 : 524,476.52 = 231,294.69 : x
  2. Step 2: Convert to fraction form
    349,651.01/524,476.52 = 231,294.69/x
  3. Step 3: Cross multiply
    349,651.01x = 524,476.52 × 231,294.69
  4. Step 4: Simplify right side
    349,651.01x = 121,308,632,949.21
  5. Step 5: Solve for x
    x = 121,308,632,949.21/349,651.01
  6. Step 6: Final answer
    x = 346,942.04

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Double scale
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Similar ratio
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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.