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Finding the Fourth Proportional to 501,167.83, 751,788.65 and 146,191.30

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Solution

The fourth proportional to 501,167.83, 751,788.65 and 146,191.30 is: 219,297.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,167.83 : 751,788.65 = 146,191.30 : x
  2. Step 2: Convert to fraction form
    501,167.83/751,788.65 = 146,191.30/x
  3. Step 3: Cross multiply
    501,167.83x = 751,788.65 × 146,191.30
  4. Step 4: Simplify right side
    501,167.83x = 109,904,960,068.75
  5. Step 5: Solve for x
    x = 109,904,960,068.75/501,167.83
  6. Step 6: Final answer
    x = 219,297.72

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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.