Home / 657,343.08-986,123.64-230,768.20

Finding the Fourth Proportional to 657,343.08, 986,123.64 and 230,768.20

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Solution

The fourth proportional to 657,343.08, 986,123.64 and 230,768.20 is: 346,190.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,343.08 : 986,123.64 = 230,768.20 : x
  2. Step 2: Convert to fraction form
    657,343.08/986,123.64 = 230,768.20/x
  3. Step 3: Cross multiply
    657,343.08x = 986,123.64 × 230,768.20
  4. Step 4: Simplify right side
    657,343.08x = 227,565,977,380.25
  5. Step 5: Solve for x
    x = 227,565,977,380.25/657,343.08
  6. Step 6: Final answer
    x = 346,190.57

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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.