Home / 297,631.61-410,734.71-161,668.22

Finding the Fourth Proportional to 297,631.61, 410,734.71 and 161,668.22

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Solution

The fourth proportional to 297,631.61, 410,734.71 and 161,668.22 is: 223,103.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,631.61 : 410,734.71 = 161,668.22 : x
  2. Step 2: Convert to fraction form
    297,631.61/410,734.71 = 161,668.22/x
  3. Step 3: Cross multiply
    297,631.61x = 410,734.71 × 161,668.22
  4. Step 4: Simplify right side
    297,631.61x = 66,402,748,663.88
  5. Step 5: Solve for x
    x = 66,402,748,663.88/297,631.61
  6. Step 6: Final answer
    x = 223,103.82

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1.5x scale

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.