Home / 340,440.44-469,864.70-197,287.52

Finding the Fourth Proportional to 340,440.44, 469,864.70 and 197,287.52

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Solution

The fourth proportional to 340,440.44, 469,864.70 and 197,287.52 is: 272,289.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,440.44 : 469,864.70 = 197,287.52 : x
  2. Step 2: Convert to fraction form
    340,440.44/469,864.70 = 197,287.52/x
  3. Step 3: Cross multiply
    340,440.44x = 469,864.70 × 197,287.52
  4. Step 4: Simplify right side
    340,440.44x = 92,698,441,398.54
  5. Step 5: Solve for x
    x = 92,698,441,398.54/340,440.44
  6. Step 6: Final answer
    x = 272,289.75

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1.5x scale

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.