Home / 657,673.40-986,437.20-184,406.60

Finding the Fourth Proportional to 657,673.40, 986,437.20 and 184,406.60

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Solution

The fourth proportional to 657,673.40, 986,437.20 and 184,406.60 is: 276,589.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,673.40 : 986,437.20 = 184,406.60 : x
  2. Step 2: Convert to fraction form
    657,673.40/986,437.20 = 184,406.60/x
  3. Step 3: Cross multiply
    657,673.40x = 986,437.20 × 184,406.60
  4. Step 4: Simplify right side
    657,673.40x = 181,905,530,165.52
  5. Step 5: Solve for x
    x = 181,905,530,165.52/657,673.40
  6. Step 6: Final answer
    x = 276,589.46

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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.