Home / 711,200.80-1,067,092.80-262,136.80

Finding the Fourth Proportional to 711,200.80, 1,067,092.80 and 262,136.80

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Solution

The fourth proportional to 711,200.80, 1,067,092.80 and 262,136.80 is: 393,312.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,200.80 : 1,067,092.80 = 262,136.80 : x
  2. Step 2: Convert to fraction form
    711,200.80/1,067,092.80 = 262,136.80/x
  3. Step 3: Cross multiply
    711,200.80x = 1,067,092.80 × 262,136.80
  4. Step 4: Simplify right side
    711,200.80x = 279,724,291,895.04
  5. Step 5: Solve for x
    x = 279,724,291,895.04/711,200.80
  6. Step 6: Final answer
    x = 393,312.68

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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.