Home / 816,100.30-1,143,721.40-816,100.30

Finding the Fourth Proportional to 816,100.30, 1,143,721.40 and 816,100.30

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Solution

The fourth proportional to 816,100.30, 1,143,721.40 and 816,100.30 is: 1,143,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,100.30 : 1,143,721.40 = 816,100.30 : x
  2. Step 2: Convert to fraction form
    816,100.30/1,143,721.40 = 816,100.30/x
  3. Step 3: Cross multiply
    816,100.30x = 1,143,721.40 × 816,100.30
  4. Step 4: Simplify right side
    816,100.30x = 933,391,377,656.42
  5. Step 5: Solve for x
    x = 933,391,377,656.42/816,100.30
  6. Step 6: Final answer
    x = 1,143,721.40

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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.