Home / 737,155.50-1,017,588.48-495,578.20

Finding the Fourth Proportional to 737,155.50, 1,017,588.48 and 495,578.20

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Solution

The fourth proportional to 737,155.50, 1,017,588.48 and 495,578.20 is: 684,108.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,155.50 : 1,017,588.48 = 495,578.20 : x
  2. Step 2: Convert to fraction form
    737,155.50/1,017,588.48 = 495,578.20/x
  3. Step 3: Cross multiply
    737,155.50x = 1,017,588.48 × 495,578.20
  4. Step 4: Simplify right side
    737,155.50x = 504,294,667,259.14
  5. Step 5: Solve for x
    x = 504,294,667,259.14/737,155.50
  6. Step 6: Final answer
    x = 684,108.94

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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.