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Finding the Fourth Proportional to 333,332.86, 500,051.25 and 108,641.17

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Solution

The fourth proportional to 333,332.86, 500,051.25 and 108,641.17 is: 162,978.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,332.86 : 500,051.25 = 108,641.17 : x
  2. Step 2: Convert to fraction form
    333,332.86/500,051.25 = 108,641.17/x
  3. Step 3: Cross multiply
    333,332.86x = 500,051.25 × 108,641.17
  4. Step 4: Simplify right side
    333,332.86x = 54,326,152,859.96
  5. Step 5: Solve for x
    x = 54,326,152,859.96/333,332.86
  6. Step 6: Final answer
    x = 162,978.69

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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.