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Finding the Fourth Proportional to 219,230.80, 328,846.20 and 183,801.40

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Solution

The fourth proportional to 219,230.80, 328,846.20 and 183,801.40 is: 275,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,230.80 : 328,846.20 = 183,801.40 : x
  2. Step 2: Convert to fraction form
    219,230.80/328,846.20 = 183,801.40/x
  3. Step 3: Cross multiply
    219,230.80x = 328,846.20 × 183,801.40
  4. Step 4: Simplify right side
    219,230.80x = 60,442,391,944.68
  5. Step 5: Solve for x
    x = 60,442,391,944.68/219,230.80
  6. Step 6: Final answer
    x = 275,702.10

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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.