Home / 786,932.10-1,179,814.95-337,284.90

Finding the Fourth Proportional to 786,932.10, 1,179,814.95 and 337,284.90

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Solution

The fourth proportional to 786,932.10, 1,179,814.95 and 337,284.90 is: 505,677.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,932.10 : 1,179,814.95 = 337,284.90 : x
  2. Step 2: Convert to fraction form
    786,932.10/1,179,814.95 = 337,284.90/x
  3. Step 3: Cross multiply
    786,932.10x = 1,179,814.95 × 337,284.90
  4. Step 4: Simplify right side
    786,932.10x = 397,933,767,429.26
  5. Step 5: Solve for x
    x = 397,933,767,429.26/786,932.10
  6. Step 6: Final answer
    x = 505,677.39

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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.