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Finding the Fourth Proportional to 657,758.90, 986,527.07 and 184,335.30

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Solution

The fourth proportional to 657,758.90, 986,527.07 and 184,335.30 is: 276,471.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,758.90 : 986,527.07 = 184,335.30 : x
  2. Step 2: Convert to fraction form
    657,758.90/986,527.07 = 184,335.30/x
  3. Step 3: Cross multiply
    657,758.90x = 986,527.07 × 184,335.30
  4. Step 4: Simplify right side
    657,758.90x = 181,851,763,406.57
  5. Step 5: Solve for x
    x = 181,851,763,406.57/657,758.90
  6. Step 6: Final answer
    x = 276,471.76

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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.