Home / 996,421.90-1,494,851.55-491,224.90

Finding the Fourth Proportional to 996,421.90, 1,494,851.55 and 491,224.90

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Solution

The fourth proportional to 996,421.90, 1,494,851.55 and 491,224.90 is: 736,945.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,421.90 : 1,494,851.55 = 491,224.90 : x
  2. Step 2: Convert to fraction form
    996,421.90/1,494,851.55 = 491,224.90/x
  3. Step 3: Cross multiply
    996,421.90x = 1,494,851.55 × 491,224.90
  4. Step 4: Simplify right side
    996,421.90x = 734,308,303,163.60
  5. Step 5: Solve for x
    x = 734,308,303,163.60/996,421.90
  6. Step 6: Final answer
    x = 736,945.17

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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.