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Finding the Fourth Proportional to 337,287.93, 505,879.65 and 147,706.62

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Solution

The fourth proportional to 337,287.93, 505,879.65 and 147,706.62 is: 221,537.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,287.93 : 505,879.65 = 147,706.62 : x
  2. Step 2: Convert to fraction form
    337,287.93/505,879.65 = 147,706.62/x
  3. Step 3: Cross multiply
    337,287.93x = 505,879.65 × 147,706.62
  4. Step 4: Simplify right side
    337,287.93x = 74,721,773,228.28
  5. Step 5: Solve for x
    x = 74,721,773,228.28/337,287.93
  6. Step 6: Final answer
    x = 221,537.05

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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.