Home / 801,195.30-1,106,165.77-715,006.85

Finding the Fourth Proportional to 801,195.30, 1,106,165.77 and 715,006.85

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Solution

The fourth proportional to 801,195.30, 1,106,165.77 and 715,006.85 is: 987,170.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,195.30 : 1,106,165.77 = 715,006.85 : x
  2. Step 2: Convert to fraction form
    801,195.30/1,106,165.77 = 715,006.85/x
  3. Step 3: Cross multiply
    801,195.30x = 1,106,165.77 × 715,006.85
  4. Step 4: Simplify right side
    801,195.30x = 790,916,095,467.18
  5. Step 5: Solve for x
    x = 790,916,095,467.18/801,195.30
  6. Step 6: Final answer
    x = 987,170.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.