Home / 796,320.80-1,192,868.40-495,879.20

Finding the Fourth Proportional to 796,320.80, 1,192,868.40 and 495,879.20

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Solution

The fourth proportional to 796,320.80, 1,192,868.40 and 495,879.20 is: 742,814.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,320.80 : 1,192,868.40 = 495,879.20 : x
  2. Step 2: Convert to fraction form
    796,320.80/1,192,868.40 = 495,879.20/x
  3. Step 3: Cross multiply
    796,320.80x = 1,192,868.40 × 495,879.20
  4. Step 4: Simplify right side
    796,320.80x = 591,518,627,897.28
  5. Step 5: Solve for x
    x = 591,518,627,897.28/796,320.80
  6. Step 6: Final answer
    x = 742,814.49

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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.