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Finding the Fourth Proportional to 298,073.52, 411,243.48 and 184,874.40

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Solution

The fourth proportional to 298,073.52, 411,243.48 and 184,874.40 is: 255,065.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,073.52 : 411,243.48 = 184,874.40 : x
  2. Step 2: Convert to fraction form
    298,073.52/411,243.48 = 184,874.40/x
  3. Step 3: Cross multiply
    298,073.52x = 411,243.48 × 184,874.40
  4. Step 4: Simplify right side
    298,073.52x = 76,028,391,618.91
  5. Step 5: Solve for x
    x = 76,028,391,618.91/298,073.52
  6. Step 6: Final answer
    x = 255,065.90

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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.