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Finding the Fourth Proportional to 657,901.80, 986,881.86 and 184,576.68

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Solution

The fourth proportional to 657,901.80, 986,881.86 and 184,576.68 is: 276,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,901.80 : 986,881.86 = 184,576.68 : x
  2. Step 2: Convert to fraction form
    657,901.80/986,881.86 = 184,576.68/x
  3. Step 3: Cross multiply
    657,901.80x = 986,881.86 × 184,576.68
  4. Step 4: Simplify right side
    657,901.80x = 182,155,377,271.03
  5. Step 5: Solve for x
    x = 182,155,377,271.03/657,901.80
  6. Step 6: Final answer
    x = 276,873.20

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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.