Home / 657,679.40-986,446.20-184,412.60

Finding the Fourth Proportional to 657,679.40, 986,446.20 and 184,412.60

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Solution

The fourth proportional to 657,679.40, 986,446.20 and 184,412.60 is: 276,598.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,679.40 : 986,446.20 = 184,412.60 : x
  2. Step 2: Convert to fraction form
    657,679.40/986,446.20 = 184,412.60/x
  3. Step 3: Cross multiply
    657,679.40x = 986,446.20 × 184,412.60
  4. Step 4: Simplify right side
    657,679.40x = 181,913,108,502.12
  5. Step 5: Solve for x
    x = 181,913,108,502.12/657,679.40
  6. Step 6: Final answer
    x = 276,598.46

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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.