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Finding the Fourth Proportional to 219,874.30, 328,827.30 and 184,444.90

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Solution

The fourth proportional to 219,874.30, 328,827.30 and 184,444.90 is: 275,841.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,874.30 : 328,827.30 = 184,444.90 : x
  2. Step 2: Convert to fraction form
    219,874.30/328,827.30 = 184,444.90/x
  3. Step 3: Cross multiply
    219,874.30x = 328,827.30 × 184,444.90
  4. Step 4: Simplify right side
    219,874.30x = 60,650,518,465.77
  5. Step 5: Solve for x
    x = 60,650,518,465.77/219,874.30
  6. Step 6: Final answer
    x = 275,841.78

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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.