Home / 409,848.26-565,589.50-228,560.39

Finding the Fourth Proportional to 409,848.26, 565,589.50 and 228,560.39

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Solution

The fourth proportional to 409,848.26, 565,589.50 and 228,560.39 is: 315,412.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,848.26 : 565,589.50 = 228,560.39 : x
  2. Step 2: Convert to fraction form
    409,848.26/565,589.50 = 228,560.39/x
  3. Step 3: Cross multiply
    409,848.26x = 565,589.50 × 228,560.39
  4. Step 4: Simplify right side
    409,848.26x = 129,271,355,421.52
  5. Step 5: Solve for x
    x = 129,271,355,421.52/409,848.26
  6. Step 6: Final answer
    x = 315,412.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.