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Finding the Fourth Proportional to 293,237.81, 404,657.13 and 165,916.14

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Solution

The fourth proportional to 293,237.81, 404,657.13 and 165,916.14 is: 228,958.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,237.81 : 404,657.13 = 165,916.14 : x
  2. Step 2: Convert to fraction form
    293,237.81/404,657.13 = 165,916.14/x
  3. Step 3: Cross multiply
    293,237.81x = 404,657.13 × 165,916.14
  4. Step 4: Simplify right side
    293,237.81x = 67,139,149,033.08
  5. Step 5: Solve for x
    x = 67,139,149,033.08/293,237.81
  6. Step 6: Final answer
    x = 228,958.02

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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.