Home / 663,309.81-994,984.20-183,541.55

Finding the Fourth Proportional to 663,309.81, 994,984.20 and 183,541.55

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Solution

The fourth proportional to 663,309.81, 994,984.20 and 183,541.55 is: 275,317.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,309.81 : 994,984.20 = 183,541.55 : x
  2. Step 2: Convert to fraction form
    663,309.81/994,984.20 = 183,541.55/x
  3. Step 3: Cross multiply
    663,309.81x = 994,984.20 × 183,541.55
  4. Step 4: Simplify right side
    663,309.81x = 182,620,937,318.59
  5. Step 5: Solve for x
    x = 182,620,937,318.59/663,309.81
  6. Step 6: Final answer
    x = 275,317.71

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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.