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Finding the Fourth Proportional to 219,047.60, 328,110.60 and 182,183.60

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Solution

The fourth proportional to 219,047.60, 328,110.60 and 182,183.60 is: 272,892.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,047.60 : 328,110.60 = 182,183.60 : x
  2. Step 2: Convert to fraction form
    219,047.60/328,110.60 = 182,183.60/x
  3. Step 3: Cross multiply
    219,047.60x = 328,110.60 × 182,183.60
  4. Step 4: Simplify right side
    219,047.60x = 59,776,370,306.16
  5. Step 5: Solve for x
    x = 59,776,370,306.16/219,047.60
  6. Step 6: Final answer
    x = 272,892.15

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1.5x scale

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.