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Finding the Fourth Proportional to 550,461.45, 825,692.18 and 495,349.05

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Solution

The fourth proportional to 550,461.45, 825,692.18 and 495,349.05 is: 743,023.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,461.45 : 825,692.18 = 495,349.05 : x
  2. Step 2: Convert to fraction form
    550,461.45/825,692.18 = 495,349.05/x
  3. Step 3: Cross multiply
    550,461.45x = 825,692.18 × 495,349.05
  4. Step 4: Simplify right side
    550,461.45x = 409,005,834,478.68
  5. Step 5: Solve for x
    x = 409,005,834,478.68/550,461.45
  6. Step 6: Final answer
    x = 743,023.58

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Similar ratio
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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.