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Finding the Fourth Proportional to 333,005.57, 459,592.65 and 187,841.15

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Solution

The fourth proportional to 333,005.57, 459,592.65 and 187,841.15 is: 259,246.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,005.57 : 459,592.65 = 187,841.15 : x
  2. Step 2: Convert to fraction form
    333,005.57/459,592.65 = 187,841.15/x
  3. Step 3: Cross multiply
    333,005.57x = 459,592.65 × 187,841.15
  4. Step 4: Simplify right side
    333,005.57x = 86,330,409,609.58
  5. Step 5: Solve for x
    x = 86,330,409,609.58/333,005.57
  6. Step 6: Final answer
    x = 259,246.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.