Home / 776,716.55-1,163,582.19-476,321.17

Finding the Fourth Proportional to 776,716.55, 1,163,582.19 and 476,321.17

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Solution

The fourth proportional to 776,716.55, 1,163,582.19 and 476,321.17 is: 713,566.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,716.55 : 1,163,582.19 = 476,321.17 : x
  2. Step 2: Convert to fraction form
    776,716.55/1,163,582.19 = 476,321.17/x
  3. Step 3: Cross multiply
    776,716.55x = 1,163,582.19 × 476,321.17
  4. Step 4: Simplify right side
    776,716.55x = 554,238,824,314.05
  5. Step 5: Solve for x
    x = 554,238,824,314.05/776,716.55
  6. Step 6: Final answer
    x = 713,566.39

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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.