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Finding the Fourth Proportional to 582,358.77, 873,537.89 and 161,634.51

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Solution

The fourth proportional to 582,358.77, 873,537.89 and 161,634.51 is: 242,451.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,358.77 : 873,537.89 = 161,634.51 : x
  2. Step 2: Convert to fraction form
    582,358.77/873,537.89 = 161,634.51/x
  3. Step 3: Cross multiply
    582,358.77x = 873,537.89 × 161,634.51
  4. Step 4: Simplify right side
    582,358.77x = 141,193,868,008.41
  5. Step 5: Solve for x
    x = 141,193,868,008.41/582,358.77
  6. Step 6: Final answer
    x = 242,451.69

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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.