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Finding the Fourth Proportional to 267,353.30, 401,029.95 and 265,510.10

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Solution

The fourth proportional to 267,353.30, 401,029.95 and 265,510.10 is: 398,265.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,353.30 : 401,029.95 = 265,510.10 : x
  2. Step 2: Convert to fraction form
    267,353.30/401,029.95 = 265,510.10/x
  3. Step 3: Cross multiply
    267,353.30x = 401,029.95 × 265,510.10
  4. Step 4: Simplify right side
    267,353.30x = 106,477,502,127.50
  5. Step 5: Solve for x
    x = 106,477,502,127.50/267,353.30
  6. Step 6: Final answer
    x = 398,265.15

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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.