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Finding the Fourth Proportional to 273,266.60, 377,136.90 and 160,184.36

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Solution

The fourth proportional to 273,266.60, 377,136.90 and 160,184.36 is: 221,071.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,266.60 : 377,136.90 = 160,184.36 : x
  2. Step 2: Convert to fraction form
    273,266.60/377,136.90 = 160,184.36/x
  3. Step 3: Cross multiply
    273,266.60x = 377,136.90 × 160,184.36
  4. Step 4: Simplify right side
    273,266.60x = 60,411,432,958.88
  5. Step 5: Solve for x
    x = 60,411,432,958.88/273,266.60
  6. Step 6: Final answer
    x = 221,071.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.