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Finding the Fourth Proportional to 589,083.70, 883,625.55 and 545,781.10

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Solution

The fourth proportional to 589,083.70, 883,625.55 and 545,781.10 is: 818,671.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,083.70 : 883,625.55 = 545,781.10 : x
  2. Step 2: Convert to fraction form
    589,083.70/883,625.55 = 545,781.10/x
  3. Step 3: Cross multiply
    589,083.70x = 883,625.55 × 545,781.10
  4. Step 4: Simplify right side
    589,083.70x = 482,266,124,667.11
  5. Step 5: Solve for x
    x = 482,266,124,667.11/589,083.70
  6. Step 6: Final answer
    x = 818,671.65

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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.