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Finding the Fourth Proportional to 633,019.14, 949,051.17 and 206,300.15

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Solution

The fourth proportional to 633,019.14, 949,051.17 and 206,300.15 is: 309,294.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,019.14 : 949,051.17 = 206,300.15 : x
  2. Step 2: Convert to fraction form
    633,019.14/949,051.17 = 206,300.15/x
  3. Step 3: Cross multiply
    633,019.14x = 949,051.17 × 206,300.15
  4. Step 4: Simplify right side
    633,019.14x = 195,789,397,542.36
  5. Step 5: Solve for x
    x = 195,789,397,542.36/633,019.14
  6. Step 6: Final answer
    x = 309,294.59

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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.