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Finding the Fourth Proportional to 672,302.35, 927,777.43 and 366,378.82

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Solution

The fourth proportional to 672,302.35, 927,777.43 and 366,378.82 is: 505,602.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,302.35 : 927,777.43 = 366,378.82 : x
  2. Step 2: Convert to fraction form
    672,302.35/927,777.43 = 366,378.82/x
  3. Step 3: Cross multiply
    672,302.35x = 927,777.43 × 366,378.82
  4. Step 4: Simplify right side
    672,302.35x = 339,917,998,194.14
  5. Step 5: Solve for x
    x = 339,917,998,194.14/672,302.35
  6. Step 6: Final answer
    x = 505,602.87

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1.5x scale

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.