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Finding the Fourth Proportional to 359,151.33, 495,628.67 and 206,199.39

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Solution

The fourth proportional to 359,151.33, 495,628.67 and 206,199.39 is: 284,555.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,151.33 : 495,628.67 = 206,199.39 : x
  2. Step 2: Convert to fraction form
    359,151.33/495,628.67 = 206,199.39/x
  3. Step 3: Cross multiply
    359,151.33x = 495,628.67 × 206,199.39
  4. Step 4: Simplify right side
    359,151.33x = 102,198,329,420.51
  5. Step 5: Solve for x
    x = 102,198,329,420.51/359,151.33
  6. Step 6: Final answer
    x = 284,555.06

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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.