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Finding the Fourth Proportional to 297,477.61, 410,516.83 and 161,508.88

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Solution

The fourth proportional to 297,477.61, 410,516.83 and 161,508.88 is: 222,881.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,477.61 : 410,516.83 = 161,508.88 : x
  2. Step 2: Convert to fraction form
    297,477.61/410,516.83 = 161,508.88/x
  3. Step 3: Cross multiply
    297,477.61x = 410,516.83 × 161,508.88
  4. Step 4: Simplify right side
    297,477.61x = 66,302,113,434.45
  5. Step 5: Solve for x
    x = 66,302,113,434.45/297,477.61
  6. Step 6: Final answer
    x = 222,881.02

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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.