Home / 229,278.40-343,917.60-173,291.20

Finding the Fourth Proportional to 229,278.40, 343,917.60 and 173,291.20

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Solution

The fourth proportional to 229,278.40, 343,917.60 and 173,291.20 is: 259,936.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,278.40 : 343,917.60 = 173,291.20 : x
  2. Step 2: Convert to fraction form
    229,278.40/343,917.60 = 173,291.20/x
  3. Step 3: Cross multiply
    229,278.40x = 343,917.60 × 173,291.20
  4. Step 4: Simplify right side
    229,278.40x = 59,597,893,605.12
  5. Step 5: Solve for x
    x = 59,597,893,605.12/229,278.40
  6. Step 6: Final answer
    x = 259,936.80

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1.5x scale

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.