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Finding the Fourth Proportional to 574,561.23, 862,006.26 and 195,565.47

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Solution

The fourth proportional to 574,561.23, 862,006.26 and 195,565.47 is: 293,404.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,561.23 : 862,006.26 = 195,565.47 : x
  2. Step 2: Convert to fraction form
    574,561.23/862,006.26 = 195,565.47/x
  3. Step 3: Cross multiply
    574,561.23x = 862,006.26 × 195,565.47
  4. Step 4: Simplify right side
    574,561.23x = 168,578,659,379.84
  5. Step 5: Solve for x
    x = 168,578,659,379.84/574,561.23
  6. Step 6: Final answer
    x = 293,404.17

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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.