Home / 481,905.45-665,031.16-267,049.10

Finding the Fourth Proportional to 481,905.45, 665,031.16 and 267,049.10

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Solution

The fourth proportional to 481,905.45, 665,031.16 and 267,049.10 is: 368,528.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,905.45 : 665,031.16 = 267,049.10 : x
  2. Step 2: Convert to fraction form
    481,905.45/665,031.16 = 267,049.10/x
  3. Step 3: Cross multiply
    481,905.45x = 665,031.16 × 267,049.10
  4. Step 4: Simplify right side
    481,905.45x = 177,595,974,746.35
  5. Step 5: Solve for x
    x = 177,595,974,746.35/481,905.45
  6. Step 6: Final answer
    x = 368,528.67

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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.