Home / 404,052.28-557,596.10-222,771.30

Finding the Fourth Proportional to 404,052.28, 557,596.10 and 222,771.30

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Solution

The fourth proportional to 404,052.28, 557,596.10 and 222,771.30 is: 307,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,052.28 : 557,596.10 = 222,771.30 : x
  2. Step 2: Convert to fraction form
    404,052.28/557,596.10 = 222,771.30/x
  3. Step 3: Cross multiply
    404,052.28x = 557,596.10 × 222,771.30
  4. Step 4: Simplify right side
    404,052.28x = 124,216,408,071.93
  5. Step 5: Solve for x
    x = 124,216,408,071.93/404,052.28
  6. Step 6: Final answer
    x = 307,426.57

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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.