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Finding the Fourth Proportional to 546,877.04, 818,726.94 and 318,476.27

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Solution

The fourth proportional to 546,877.04, 818,726.94 and 318,476.27 is: 476,789.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,877.04 : 818,726.94 = 318,476.27 : x
  2. Step 2: Convert to fraction form
    546,877.04/818,726.94 = 318,476.27/x
  3. Step 3: Cross multiply
    546,877.04x = 818,726.94 × 318,476.27
  4. Step 4: Simplify right side
    546,877.04x = 260,745,104,046.53
  5. Step 5: Solve for x
    x = 260,745,104,046.53/546,877.04
  6. Step 6: Final answer
    x = 476,789.27

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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.