Home / 802,136.81-1,203,193.80-194,929.58

Finding the Fourth Proportional to 802,136.81, 1,203,193.80 and 194,929.58

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Solution

The fourth proportional to 802,136.81, 1,203,193.80 and 194,929.58 is: 292,391.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,136.81 : 1,203,193.80 = 194,929.58 : x
  2. Step 2: Convert to fraction form
    802,136.81/1,203,193.80 = 194,929.58/x
  3. Step 3: Cross multiply
    802,136.81x = 1,203,193.80 × 194,929.58
  4. Step 4: Simplify right side
    802,136.81x = 234,538,065,100.59
  5. Step 5: Solve for x
    x = 234,538,065,100.59/802,136.81
  6. Step 6: Final answer
    x = 292,391.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.