Home / 816,125.80-1,143,757.10-816,125.80

Finding the Fourth Proportional to 816,125.80, 1,143,757.10 and 816,125.80

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Solution

The fourth proportional to 816,125.80, 1,143,757.10 and 816,125.80 is: 1,143,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,125.80 : 1,143,757.10 = 816,125.80 : x
  2. Step 2: Convert to fraction form
    816,125.80/1,143,757.10 = 816,125.80/x
  3. Step 3: Cross multiply
    816,125.80x = 1,143,757.10 × 816,125.80
  4. Step 4: Simplify right side
    816,125.80x = 933,449,678,243.18
  5. Step 5: Solve for x
    x = 933,449,678,243.18/816,125.80
  6. Step 6: Final answer
    x = 1,143,757.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.