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Finding the Fourth Proportional to 262,265.67, 391,905.49 and 196,924.10

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Solution

The fourth proportional to 262,265.67, 391,905.49 and 196,924.10 is: 294,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,265.67 : 391,905.49 = 196,924.10 : x
  2. Step 2: Convert to fraction form
    262,265.67/391,905.49 = 196,924.10/x
  3. Step 3: Cross multiply
    262,265.67x = 391,905.49 × 196,924.10
  4. Step 4: Simplify right side
    262,265.67x = 77,175,634,918.69
  5. Step 5: Solve for x
    x = 77,175,634,918.69/262,265.67
  6. Step 6: Final answer
    x = 294,265.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.