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Finding the Fourth Proportional to 363,588.80, 545,200.68 and 211,834.94

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Solution

The fourth proportional to 363,588.80, 545,200.68 and 211,834.94 is: 317,646.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,588.80 : 545,200.68 = 211,834.94 : x
  2. Step 2: Convert to fraction form
    363,588.80/545,200.68 = 211,834.94/x
  3. Step 3: Cross multiply
    363,588.80x = 545,200.68 × 211,834.94
  4. Step 4: Simplify right side
    363,588.80x = 115,492,553,335.76
  5. Step 5: Solve for x
    x = 115,492,553,335.76/363,588.80
  6. Step 6: Final answer
    x = 317,646.07

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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.