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Finding the Fourth Proportional to 339,822, 468,458.64 and 237,528.90

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Solution

The fourth proportional to 339,822, 468,458.64 and 237,528.90 is: 327,443.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,822 : 468,458.64 = 237,528.90 : x
  2. Step 2: Convert to fraction form
    339,822/468,458.64 = 237,528.90/x
  3. Step 3: Cross multiply
    339,822x = 468,458.64 × 237,528.90
  4. Step 4: Simplify right side
    339,822x = 111,272,465,454.70
  5. Step 5: Solve for x
    x = 111,272,465,454.70/339,822
  6. Step 6: Final answer
    x = 327,443.38

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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.