Home / 692,801.40-1,039,202.10-194,100.60

Finding the Fourth Proportional to 692,801.40, 1,039,202.10 and 194,100.60

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Solution

The fourth proportional to 692,801.40, 1,039,202.10 and 194,100.60 is: 291,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,801.40 : 1,039,202.10 = 194,100.60 : x
  2. Step 2: Convert to fraction form
    692,801.40/1,039,202.10 = 194,100.60/x
  3. Step 3: Cross multiply
    692,801.40x = 1,039,202.10 × 194,100.60
  4. Step 4: Simplify right side
    692,801.40x = 201,709,751,131.26
  5. Step 5: Solve for x
    x = 201,709,751,131.26/692,801.40
  6. Step 6: Final answer
    x = 291,150.90

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Similar ratio
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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.