Home / 783,710.10-1,175,579.73-222,759.18

Finding the Fourth Proportional to 783,710.10, 1,175,579.73 and 222,759.18

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Solution

The fourth proportional to 783,710.10, 1,175,579.73 and 222,759.18 is: 334,142.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,710.10 : 1,175,579.73 = 222,759.18 : x
  2. Step 2: Convert to fraction form
    783,710.10/1,175,579.73 = 222,759.18/x
  3. Step 3: Cross multiply
    783,710.10x = 1,175,579.73 × 222,759.18
  4. Step 4: Simplify right side
    783,710.10x = 261,871,176,679.42
  5. Step 5: Solve for x
    x = 261,871,176,679.42/783,710.10
  6. Step 6: Final answer
    x = 334,142.91

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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.