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Finding the Fourth Proportional to 333,543.61, 500,363.88 and 108,848.71

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Solution

The fourth proportional to 333,543.61, 500,363.88 and 108,848.71 is: 163,288.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,543.61 : 500,363.88 = 108,848.71 : x
  2. Step 2: Convert to fraction form
    333,543.61/500,363.88 = 108,848.71/x
  3. Step 3: Cross multiply
    333,543.61x = 500,363.88 × 108,848.71
  4. Step 4: Simplify right side
    333,543.61x = 54,463,962,868.59
  5. Step 5: Solve for x
    x = 54,463,962,868.59/333,543.61
  6. Step 6: Final answer
    x = 163,288.88

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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.