Home / 397,265.40-595,898.10-197,616.60

Finding the Fourth Proportional to 397,265.40, 595,898.10 and 197,616.60

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Solution

The fourth proportional to 397,265.40, 595,898.10 and 197,616.60 is: 296,424.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,265.40 : 595,898.10 = 197,616.60 : x
  2. Step 2: Convert to fraction form
    397,265.40/595,898.10 = 197,616.60/x
  3. Step 3: Cross multiply
    397,265.40x = 595,898.10 × 197,616.60
  4. Step 4: Simplify right side
    397,265.40x = 117,759,356,468.46
  5. Step 5: Solve for x
    x = 117,759,356,468.46/397,265.40
  6. Step 6: Final answer
    x = 296,424.90

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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.