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Finding the Fourth Proportional to 497,028.30, 745,542.45 and 123,051.30

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Solution

The fourth proportional to 497,028.30, 745,542.45 and 123,051.30 is: 184,576.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,028.30 : 745,542.45 = 123,051.30 : x
  2. Step 2: Convert to fraction form
    497,028.30/745,542.45 = 123,051.30/x
  3. Step 3: Cross multiply
    497,028.30x = 745,542.45 × 123,051.30
  4. Step 4: Simplify right side
    497,028.30x = 91,739,967,677.69
  5. Step 5: Solve for x
    x = 91,739,967,677.69/497,028.30
  6. Step 6: Final answer
    x = 184,576.95

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Similar ratio
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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.