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Finding the Fourth Proportional to 267,927.70, 401,308.35 and 162,562.90

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Solution

The fourth proportional to 267,927.70, 401,308.35 and 162,562.90 is: 243,490.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,927.70 : 401,308.35 = 162,562.90 : x
  2. Step 2: Convert to fraction form
    267,927.70/401,308.35 = 162,562.90/x
  3. Step 3: Cross multiply
    267,927.70x = 401,308.35 × 162,562.90
  4. Step 4: Simplify right side
    267,927.70x = 65,237,849,170.22
  5. Step 5: Solve for x
    x = 65,237,849,170.22/267,927.70
  6. Step 6: Final answer
    x = 243,490.50

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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.