Home / 807,223.40-1,113,963.11-444,638.85

Finding the Fourth Proportional to 807,223.40, 1,113,963.11 and 444,638.85

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Solution

The fourth proportional to 807,223.40, 1,113,963.11 and 444,638.85 is: 613,598.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,223.40 : 1,113,963.11 = 444,638.85 : x
  2. Step 2: Convert to fraction form
    807,223.40/1,113,963.11 = 444,638.85/x
  3. Step 3: Cross multiply
    807,223.40x = 1,113,963.11 × 444,638.85
  4. Step 4: Simplify right side
    807,223.40x = 495,311,271,439.66
  5. Step 5: Solve for x
    x = 495,311,271,439.66/807,223.40
  6. Step 6: Final answer
    x = 613,598.75

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Why These Related Problems?

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