Home / 229,279.40-343,919.10-173,292.20

Finding the Fourth Proportional to 229,279.40, 343,919.10 and 173,292.20

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Solution

The fourth proportional to 229,279.40, 343,919.10 and 173,292.20 is: 259,938.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,279.40 : 343,919.10 = 173,292.20 : x
  2. Step 2: Convert to fraction form
    229,279.40/343,919.10 = 173,292.20/x
  3. Step 3: Cross multiply
    229,279.40x = 343,919.10 × 173,292.20
  4. Step 4: Simplify right side
    229,279.40x = 59,598,497,461.02
  5. Step 5: Solve for x
    x = 59,598,497,461.02/229,279.40
  6. Step 6: Final answer
    x = 259,938.30

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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.