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Finding the Fourth Proportional to 544,269.84, 816,407.36 and 165,193.86

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Solution

The fourth proportional to 544,269.84, 816,407.36 and 165,193.86 is: 247,791.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,269.84 : 816,407.36 = 165,193.86 : x
  2. Step 2: Convert to fraction form
    544,269.84/816,407.36 = 165,193.86/x
  3. Step 3: Cross multiply
    544,269.84x = 816,407.36 × 165,193.86
  4. Step 4: Simplify right side
    544,269.84x = 134,865,483,130.81
  5. Step 5: Solve for x
    x = 134,865,483,130.81/544,269.84
  6. Step 6: Final answer
    x = 247,791.58

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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.