Home / 340,348.96-469,653.42-197,118.28

Finding the Fourth Proportional to 340,348.96, 469,653.42 and 197,118.28

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Solution

The fourth proportional to 340,348.96, 469,653.42 and 197,118.28 is: 272,006.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,348.96 : 469,653.42 = 197,118.28 : x
  2. Step 2: Convert to fraction form
    340,348.96/469,653.42 = 197,118.28/x
  3. Step 3: Cross multiply
    340,348.96x = 469,653.42 × 197,118.28
  4. Step 4: Simplify right side
    340,348.96x = 92,577,274,346.52
  5. Step 5: Solve for x
    x = 92,577,274,346.52/340,348.96
  6. Step 6: Final answer
    x = 272,006.93

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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.