Home / 267,852.60-401,778.90-208,732.50

Finding the Fourth Proportional to 267,852.60, 401,778.90 and 208,732.50

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Solution

The fourth proportional to 267,852.60, 401,778.90 and 208,732.50 is: 313,098.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,852.60 : 401,778.90 = 208,732.50 : x
  2. Step 2: Convert to fraction form
    267,852.60/401,778.90 = 208,732.50/x
  3. Step 3: Cross multiply
    267,852.60x = 401,778.90 × 208,732.50
  4. Step 4: Simplify right side
    267,852.60x = 83,864,314,244.25
  5. Step 5: Solve for x
    x = 83,864,314,244.25/267,852.60
  6. Step 6: Final answer
    x = 313,098.75

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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.