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Finding the Fourth Proportional to 582,648.50, 873,973.02 and 161,928.02

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Solution

The fourth proportional to 582,648.50, 873,973.02 and 161,928.02 is: 242,892.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,648.50 : 873,973.02 = 161,928.02 : x
  2. Step 2: Convert to fraction form
    582,648.50/873,973.02 = 161,928.02/x
  3. Step 3: Cross multiply
    582,648.50x = 873,973.02 × 161,928.02
  4. Step 4: Simplify right side
    582,648.50x = 141,520,720,662.02
  5. Step 5: Solve for x
    x = 141,520,720,662.02/582,648.50
  6. Step 6: Final answer
    x = 242,892.11

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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.