Home / 699,555.56-1,049,215.95-194,167.89

Finding the Fourth Proportional to 699,555.56, 1,049,215.95 and 194,167.89

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Solution

The fourth proportional to 699,555.56, 1,049,215.95 and 194,167.89 is: 291,219.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,555.56 : 1,049,215.95 = 194,167.89 : x
  2. Step 2: Convert to fraction form
    699,555.56/1,049,215.95 = 194,167.89/x
  3. Step 3: Cross multiply
    699,555.56x = 1,049,215.95 × 194,167.89
  4. Step 4: Simplify right side
    699,555.56x = 203,724,047,165.85
  5. Step 5: Solve for x
    x = 203,724,047,165.85/699,555.56
  6. Step 6: Final answer
    x = 291,219.25

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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.