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Finding the Fourth Proportional to 467,564.40, 701,450.64 and 218,110.32

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Solution

The fourth proportional to 467,564.40, 701,450.64 and 218,110.32 is: 327,214.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,564.40 : 701,450.64 = 218,110.32 : x
  2. Step 2: Convert to fraction form
    467,564.40/701,450.64 = 218,110.32/x
  3. Step 3: Cross multiply
    467,564.40x = 701,450.64 × 218,110.32
  4. Step 4: Simplify right side
    467,564.40x = 152,993,623,554.61
  5. Step 5: Solve for x
    x = 152,993,623,554.61/467,564.40
  6. Step 6: Final answer
    x = 327,214.01

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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.