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Finding the Fourth Proportional to 623,758.41, 935,753.04 and 197,401.54

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Solution

The fourth proportional to 623,758.41, 935,753.04 and 197,401.54 is: 296,138.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,758.41 : 935,753.04 = 197,401.54 : x
  2. Step 2: Convert to fraction form
    623,758.41/935,753.04 = 197,401.54/x
  3. Step 3: Cross multiply
    623,758.41x = 935,753.04 × 197,401.54
  4. Step 4: Simplify right side
    623,758.41x = 184,719,091,155.68
  5. Step 5: Solve for x
    x = 184,719,091,155.68/623,758.41
  6. Step 6: Final answer
    x = 296,138.84

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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.