Home / 866,554.51-1,195,822.85-479,359.84

Finding the Fourth Proportional to 866,554.51, 1,195,822.85 and 479,359.84

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Solution

The fourth proportional to 866,554.51, 1,195,822.85 and 479,359.84 is: 661,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,554.51 : 1,195,822.85 = 479,359.84 : x
  2. Step 2: Convert to fraction form
    866,554.51/1,195,822.85 = 479,359.84/x
  3. Step 3: Cross multiply
    866,554.51x = 1,195,822.85 × 479,359.84
  4. Step 4: Simplify right side
    866,554.51x = 573,229,444,657.99
  5. Step 5: Solve for x
    x = 573,229,444,657.99/866,554.51
  6. Step 6: Final answer
    x = 661,504.20

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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.