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Finding the Fourth Proportional to 585,890.15, 878,681.43 and 248,757.26

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Solution

The fourth proportional to 585,890.15, 878,681.43 and 248,757.26 is: 373,070.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,890.15 : 878,681.43 = 248,757.26 : x
  2. Step 2: Convert to fraction form
    585,890.15/878,681.43 = 248,757.26/x
  3. Step 3: Cross multiply
    585,890.15x = 878,681.43 × 248,757.26
  4. Step 4: Simplify right side
    585,890.15x = 218,578,380,546.28
  5. Step 5: Solve for x
    x = 218,578,380,546.28/585,890.15
  6. Step 6: Final answer
    x = 373,070.59

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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.