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Finding the Fourth Proportional to 592,846.30, 888,724.52 and 213,674.22

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Solution

The fourth proportional to 592,846.30, 888,724.52 and 213,674.22 is: 320,314.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,846.30 : 888,724.52 = 213,674.22 : x
  2. Step 2: Convert to fraction form
    592,846.30/888,724.52 = 213,674.22/x
  3. Step 3: Cross multiply
    592,846.30x = 888,724.52 × 213,674.22
  4. Step 4: Simplify right side
    592,846.30x = 189,897,518,605.87
  5. Step 5: Solve for x
    x = 189,897,518,605.87/592,846.30
  6. Step 6: Final answer
    x = 320,314.93

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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.