Home / 297,784.08-410,941.70-161,817.71

Finding the Fourth Proportional to 297,784.08, 410,941.70 and 161,817.71

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Solution

The fourth proportional to 297,784.08, 410,941.70 and 161,817.71 is: 223,308.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,784.08 : 410,941.70 = 161,817.71 : x
  2. Step 2: Convert to fraction form
    297,784.08/410,941.70 = 161,817.71/x
  3. Step 3: Cross multiply
    297,784.08x = 410,941.70 × 161,817.71
  4. Step 4: Simplify right side
    297,784.08x = 66,497,641,973.71
  5. Step 5: Solve for x
    x = 66,497,641,973.71/297,784.08
  6. Step 6: Final answer
    x = 223,308.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.