Home / 779,977-1,169,964.96-293,750.84

Finding the Fourth Proportional to 779,977, 1,169,964.96 and 293,750.84

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Solution

The fourth proportional to 779,977, 1,169,964.96 and 293,750.84 is: 440,626.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,977 : 1,169,964.96 = 293,750.84 : x
  2. Step 2: Convert to fraction form
    779,977/1,169,964.96 = 293,750.84/x
  3. Step 3: Cross multiply
    779,977x = 1,169,964.96 × 293,750.84
  4. Step 4: Simplify right side
    779,977x = 343,678,189,770.57
  5. Step 5: Solve for x
    x = 343,678,189,770.57/779,977
  6. Step 6: Final answer
    x = 440,626.06

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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.