Home / 808,355.30-1,115,186.54-593,121.69

Finding the Fourth Proportional to 808,355.30, 1,115,186.54 and 593,121.69

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Solution

The fourth proportional to 808,355.30, 1,115,186.54 and 593,121.69 is: 818,255.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,355.30 : 1,115,186.54 = 593,121.69 : x
  2. Step 2: Convert to fraction form
    808,355.30/1,115,186.54 = 593,121.69/x
  3. Step 3: Cross multiply
    808,355.30x = 1,115,186.54 × 593,121.69
  4. Step 4: Simplify right side
    808,355.30x = 661,441,322,304.44
  5. Step 5: Solve for x
    x = 661,441,322,304.44/808,355.30
  6. Step 6: Final answer
    x = 818,255.69

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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.