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Finding the Fourth Proportional to 550,017.76, 825,261.90 and 230,244.34

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Solution

The fourth proportional to 550,017.76, 825,261.90 and 230,244.34 is: 345,464.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,017.76 : 825,261.90 = 230,244.34 : x
  2. Step 2: Convert to fraction form
    550,017.76/825,261.90 = 230,244.34/x
  3. Step 3: Cross multiply
    550,017.76x = 825,261.90 × 230,244.34
  4. Step 4: Simplify right side
    550,017.76x = 190,011,881,492.65
  5. Step 5: Solve for x
    x = 190,011,881,492.65/550,017.76
  6. Step 6: Final answer
    x = 345,464.99

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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.