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Finding the Fourth Proportional to 585,783.14, 878,502.48 and 248,821.11

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Solution

The fourth proportional to 585,783.14, 878,502.48 and 248,821.11 is: 373,158.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,783.14 : 878,502.48 = 248,821.11 : x
  2. Step 2: Convert to fraction form
    585,783.14/878,502.48 = 248,821.11/x
  3. Step 3: Cross multiply
    585,783.14x = 878,502.48 × 248,821.11
  4. Step 4: Simplify right side
    585,783.14x = 218,589,960,967.25
  5. Step 5: Solve for x
    x = 218,589,960,967.25/585,783.14
  6. Step 6: Final answer
    x = 373,158.51

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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.