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Finding the Fourth Proportional to 541,095.81, 811,754.42 and 186,063.71

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Solution

The fourth proportional to 541,095.81, 811,754.42 and 186,063.71 is: 279,133.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,095.81 : 811,754.42 = 186,063.71 : x
  2. Step 2: Convert to fraction form
    541,095.81/811,754.42 = 186,063.71/x
  3. Step 3: Cross multiply
    541,095.81x = 811,754.42 × 186,063.71
  4. Step 4: Simplify right side
    541,095.81x = 151,038,034,005.01
  5. Step 5: Solve for x
    x = 151,038,034,005.01/541,095.81
  6. Step 6: Final answer
    x = 279,133.62

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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.