Home / 340,709.28-470,178.84-197,552.37

Finding the Fourth Proportional to 340,709.28, 470,178.84 and 197,552.37

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Solution

The fourth proportional to 340,709.28, 470,178.84 and 197,552.37 is: 272,622.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,709.28 : 470,178.84 = 197,552.37 : x
  2. Step 2: Convert to fraction form
    340,709.28/470,178.84 = 197,552.37/x
  3. Step 3: Cross multiply
    340,709.28x = 470,178.84 × 197,552.37
  4. Step 4: Simplify right side
    340,709.28x = 92,884,944,165.85
  5. Step 5: Solve for x
    x = 92,884,944,165.85/340,709.28
  6. Step 6: Final answer
    x = 272,622.29

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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.