Home / 994,869.93-1,372,530.78-612,232.41

Finding the Fourth Proportional to 994,869.93, 1,372,530.78 and 612,232.41

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Solution

The fourth proportional to 994,869.93, 1,372,530.78 and 612,232.41 is: 844,640.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,869.93 : 1,372,530.78 = 612,232.41 : x
  2. Step 2: Convert to fraction form
    994,869.93/1,372,530.78 = 612,232.41/x
  3. Step 3: Cross multiply
    994,869.93x = 1,372,530.78 × 612,232.41
  4. Step 4: Simplify right side
    994,869.93x = 840,307,827,238.58
  5. Step 5: Solve for x
    x = 840,307,827,238.58/994,869.93
  6. Step 6: Final answer
    x = 844,640.89

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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.