Home / 657,729.40-986,521.20-184,462.60

Finding the Fourth Proportional to 657,729.40, 986,521.20 and 184,462.60

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Solution

The fourth proportional to 657,729.40, 986,521.20 and 184,462.60 is: 276,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,729.40 : 986,521.20 = 184,462.60 : x
  2. Step 2: Convert to fraction form
    657,729.40/986,521.20 = 184,462.60/x
  3. Step 3: Cross multiply
    657,729.40x = 986,521.20 × 184,462.60
  4. Step 4: Simplify right side
    657,729.40x = 181,976,265,507.12
  5. Step 5: Solve for x
    x = 181,976,265,507.12/657,729.40
  6. Step 6: Final answer
    x = 276,673.45

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1.5x scale

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.