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Finding the Fourth Proportional to 292,602.75, 403,824.67 and 165,286.55

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Solution

The fourth proportional to 292,602.75, 403,824.67 and 165,286.55 is: 228,114.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,602.75 : 403,824.67 = 165,286.55 : x
  2. Step 2: Convert to fraction form
    292,602.75/403,824.67 = 165,286.55/x
  3. Step 3: Cross multiply
    292,602.75x = 403,824.67 × 165,286.55
  4. Step 4: Simplify right side
    292,602.75x = 66,746,784,076.85
  5. Step 5: Solve for x
    x = 66,746,784,076.85/292,602.75
  6. Step 6: Final answer
    x = 228,114.00

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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.