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Finding the Fourth Proportional to 541,668.10, 812,004.59 and 186,597.70

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Solution

The fourth proportional to 541,668.10, 812,004.59 and 186,597.70 is: 279,725.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,668.10 : 812,004.59 = 186,597.70 : x
  2. Step 2: Convert to fraction form
    541,668.10/812,004.59 = 186,597.70/x
  3. Step 3: Cross multiply
    541,668.10x = 812,004.59 × 186,597.70
  4. Step 4: Simplify right side
    541,668.10x = 151,518,188,883.44
  5. Step 5: Solve for x
    x = 151,518,188,883.44/541,668.10
  6. Step 6: Final answer
    x = 279,725.15

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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.