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Finding the Fourth Proportional to 526,567.70, 789,851.55 and 194,273.30

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Solution

The fourth proportional to 526,567.70, 789,851.55 and 194,273.30 is: 291,409.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,567.70 : 789,851.55 = 194,273.30 : x
  2. Step 2: Convert to fraction form
    526,567.70/789,851.55 = 194,273.30/x
  3. Step 3: Cross multiply
    526,567.70x = 789,851.55 × 194,273.30
  4. Step 4: Simplify right side
    526,567.70x = 153,447,067,128.62
  5. Step 5: Solve for x
    x = 153,447,067,128.62/526,567.70
  6. Step 6: Final answer
    x = 291,409.95

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Similar ratio
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1.5x scale

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.