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Finding the Fourth Proportional to 292,967.44, 404,311.08 and 165,654.16

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Solution

The fourth proportional to 292,967.44, 404,311.08 and 165,654.16 is: 228,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,967.44 : 404,311.08 = 165,654.16 : x
  2. Step 2: Convert to fraction form
    292,967.44/404,311.08 = 165,654.16/x
  3. Step 3: Cross multiply
    292,967.44x = 404,311.08 × 165,654.16
  4. Step 4: Simplify right side
    292,967.44x = 66,975,812,336.09
  5. Step 5: Solve for x
    x = 66,975,812,336.09/292,967.44
  6. Step 6: Final answer
    x = 228,611.80

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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.