Home / 804,089.65-1,211,914.15-693,109.33

Finding the Fourth Proportional to 804,089.65, 1,211,914.15 and 693,109.33

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Solution

The fourth proportional to 804,089.65, 1,211,914.15 and 693,109.33 is: 1,044,645.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,089.65 : 1,211,914.15 = 693,109.33 : x
  2. Step 2: Convert to fraction form
    804,089.65/1,211,914.15 = 693,109.33/x
  3. Step 3: Cross multiply
    804,089.65x = 1,211,914.15 × 693,109.33
  4. Step 4: Simplify right side
    804,089.65x = 839,989,004,524.02
  5. Step 5: Solve for x
    x = 839,989,004,524.02/804,089.65
  6. Step 6: Final answer
    x = 1,044,645.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.