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Finding the Fourth Proportional to 657,800.52, 986,618.76 and 184,522.78

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Solution

The fourth proportional to 657,800.52, 986,618.76 and 184,522.78 is: 276,761.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,800.52 : 986,618.76 = 184,522.78 : x
  2. Step 2: Convert to fraction form
    657,800.52/986,618.76 = 184,522.78/x
  3. Step 3: Cross multiply
    657,800.52x = 986,618.76 × 184,522.78
  4. Step 4: Simplify right side
    657,800.52x = 182,053,636,395.35
  5. Step 5: Solve for x
    x = 182,053,636,395.35/657,800.52
  6. Step 6: Final answer
    x = 276,761.16

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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.