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Finding the Fourth Proportional to 364,077.70, 545,897.85 and 186,930.70

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Solution

The fourth proportional to 364,077.70, 545,897.85 and 186,930.70 is: 280,283.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,077.70 : 545,897.85 = 186,930.70 : x
  2. Step 2: Convert to fraction form
    364,077.70/545,897.85 = 186,930.70/x
  3. Step 3: Cross multiply
    364,077.70x = 545,897.85 × 186,930.70
  4. Step 4: Simplify right side
    364,077.70x = 102,045,067,229.00
  5. Step 5: Solve for x
    x = 102,045,067,229.00/364,077.70
  6. Step 6: Final answer
    x = 280,283.76

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1.5x scale

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.