Home / 656,065.41-984,181.47-256,654.95

Finding the Fourth Proportional to 656,065.41, 984,181.47 and 256,654.95

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Solution

The fourth proportional to 656,065.41, 984,181.47 and 256,654.95 is: 385,015.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,065.41 : 984,181.47 = 256,654.95 : x
  2. Step 2: Convert to fraction form
    656,065.41/984,181.47 = 256,654.95/x
  3. Step 3: Cross multiply
    656,065.41x = 984,181.47 × 256,654.95
  4. Step 4: Simplify right side
    656,065.41x = 252,595,045,973.78
  5. Step 5: Solve for x
    x = 252,595,045,973.78/656,065.41
  6. Step 6: Final answer
    x = 385,015.03

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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.