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Finding the Fourth Proportional to 618,174.08, 927,261.12 and 337,538.24

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Solution

The fourth proportional to 618,174.08, 927,261.12 and 337,538.24 is: 506,307.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,174.08 : 927,261.12 = 337,538.24 : x
  2. Step 2: Convert to fraction form
    618,174.08/927,261.12 = 337,538.24/x
  3. Step 3: Cross multiply
    618,174.08x = 927,261.12 × 337,538.24
  4. Step 4: Simplify right side
    618,174.08x = 312,986,086,465.23
  5. Step 5: Solve for x
    x = 312,986,086,465.23/618,174.08
  6. Step 6: Final answer
    x = 506,307.36

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Similar ratio
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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.