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Finding the Fourth Proportional to 545,873.27, 818,934.53 and 166,847.94

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Solution

The fourth proportional to 545,873.27, 818,934.53 and 166,847.94 is: 250,310.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,873.27 : 818,934.53 = 166,847.94 : x
  2. Step 2: Convert to fraction form
    545,873.27/818,934.53 = 166,847.94/x
  3. Step 3: Cross multiply
    545,873.27x = 818,934.53 × 166,847.94
  4. Step 4: Simplify right side
    545,873.27x = 136,637,538,491.13
  5. Step 5: Solve for x
    x = 136,637,538,491.13/545,873.27
  6. Step 6: Final answer
    x = 250,310.00

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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.