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Finding the Fourth Proportional to 529,767.65, 794,170.86 and 192,570.14

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Solution

The fourth proportional to 529,767.65, 794,170.86 and 192,570.14 is: 288,680.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,767.65 : 794,170.86 = 192,570.14 : x
  2. Step 2: Convert to fraction form
    529,767.65/794,170.86 = 192,570.14/x
  3. Step 3: Cross multiply
    529,767.65x = 794,170.86 × 192,570.14
  4. Step 4: Simplify right side
    529,767.65x = 152,933,593,807.01
  5. Step 5: Solve for x
    x = 152,933,593,807.01/529,767.65
  6. Step 6: Final answer
    x = 288,680.51

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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.