Home / 340,566.45-469,981.83-197,409.54

Finding the Fourth Proportional to 340,566.45, 469,981.83 and 197,409.54

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Solution

The fourth proportional to 340,566.45, 469,981.83 and 197,409.54 is: 272,425.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,566.45 : 469,981.83 = 197,409.54 : x
  2. Step 2: Convert to fraction form
    340,566.45/469,981.83 = 197,409.54/x
  3. Step 3: Cross multiply
    340,566.45x = 469,981.83 × 197,409.54
  4. Step 4: Simplify right side
    340,566.45x = 92,778,896,868.66
  5. Step 5: Solve for x
    x = 92,778,896,868.66/340,566.45
  6. Step 6: Final answer
    x = 272,425.24

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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.