Home / 356,234.10-534,307.06-131,589.56

Finding the Fourth Proportional to 356,234.10, 534,307.06 and 131,589.56

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Solution

The fourth proportional to 356,234.10, 534,307.06 and 131,589.56 is: 197,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,234.10 : 534,307.06 = 131,589.56 : x
  2. Step 2: Convert to fraction form
    356,234.10/534,307.06 = 131,589.56/x
  3. Step 3: Cross multiply
    356,234.10x = 534,307.06 × 131,589.56
  4. Step 4: Simplify right side
    356,234.10x = 70,309,230,930.29
  5. Step 5: Solve for x
    x = 70,309,230,930.29/356,234.10
  6. Step 6: Final answer
    x = 197,368.05

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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.