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Finding the Fourth Proportional to 293,446.86, 440,001.48 and 156,501.03

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Solution

The fourth proportional to 293,446.86, 440,001.48 and 156,501.03 is: 234,661.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,446.86 : 440,001.48 = 156,501.03 : x
  2. Step 2: Convert to fraction form
    293,446.86/440,001.48 = 156,501.03/x
  3. Step 3: Cross multiply
    293,446.86x = 440,001.48 × 156,501.03
  4. Step 4: Simplify right side
    293,446.86x = 68,860,684,821.52
  5. Step 5: Solve for x
    x = 68,860,684,821.52/293,446.86
  6. Step 6: Final answer
    x = 234,661.52

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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.