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Finding the Fourth Proportional to 364,524.72, 546,879.40 and 111,818.12

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Solution

The fourth proportional to 364,524.72, 546,879.40 and 111,818.12 is: 167,755.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,524.72 : 546,879.40 = 111,818.12 : x
  2. Step 2: Convert to fraction form
    364,524.72/546,879.40 = 111,818.12/x
  3. Step 3: Cross multiply
    364,524.72x = 546,879.40 × 111,818.12
  4. Step 4: Simplify right side
    364,524.72x = 61,151,026,436.98
  5. Step 5: Solve for x
    x = 61,151,026,436.98/364,524.72
  6. Step 6: Final answer
    x = 167,755.50

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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.