Home / 916,662.06-1,265,226.17-626,391.11

Finding the Fourth Proportional to 916,662.06, 1,265,226.17 and 626,391.11

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Solution

The fourth proportional to 916,662.06, 1,265,226.17 and 626,391.11 is: 864,578.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,662.06 : 1,265,226.17 = 626,391.11 : x
  2. Step 2: Convert to fraction form
    916,662.06/1,265,226.17 = 626,391.11/x
  3. Step 3: Cross multiply
    916,662.06x = 1,265,226.17 × 626,391.11
  4. Step 4: Simplify right side
    916,662.06x = 792,526,415,569.26
  5. Step 5: Solve for x
    x = 792,526,415,569.26/916,662.06
  6. Step 6: Final answer
    x = 864,578.62

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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.