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Finding the Fourth Proportional to 367,346.64, 551,111.48 and 104,690.64

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Solution

The fourth proportional to 367,346.64, 551,111.48 and 104,690.64 is: 157,062.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,346.64 : 551,111.48 = 104,690.64 : x
  2. Step 2: Convert to fraction form
    367,346.64/551,111.48 = 104,690.64/x
  3. Step 3: Cross multiply
    367,346.64x = 551,111.48 × 104,690.64
  4. Step 4: Simplify right side
    367,346.64x = 57,696,213,552.55
  5. Step 5: Solve for x
    x = 57,696,213,552.55/367,346.64
  6. Step 6: Final answer
    x = 157,062.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.