Home / 816,610.20-1,223,603.10-604,033.80

Finding the Fourth Proportional to 816,610.20, 1,223,603.10 and 604,033.80

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Solution

The fourth proportional to 816,610.20, 1,223,603.10 and 604,033.80 is: 905,080.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,610.20 : 1,223,603.10 = 604,033.80 : x
  2. Step 2: Convert to fraction form
    816,610.20/1,223,603.10 = 604,033.80/x
  3. Step 3: Cross multiply
    816,610.20x = 1,223,603.10 × 604,033.80
  4. Step 4: Simplify right side
    816,610.20x = 739,097,630,184.78
  5. Step 5: Solve for x
    x = 739,097,630,184.78/816,610.20
  6. Step 6: Final answer
    x = 905,080.09

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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.