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Finding the Fourth Proportional to 671,777.46, 927,053.64 and 365,854.32

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Solution

The fourth proportional to 671,777.46, 927,053.64 and 365,854.32 is: 504,879.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,777.46 : 927,053.64 = 365,854.32 : x
  2. Step 2: Convert to fraction form
    671,777.46/927,053.64 = 365,854.32/x
  3. Step 3: Cross multiply
    671,777.46x = 927,053.64 × 365,854.32
  4. Step 4: Simplify right side
    671,777.46x = 339,166,579,065.73
  5. Step 5: Solve for x
    x = 339,166,579,065.73/671,777.46
  6. Step 6: Final answer
    x = 504,879.37

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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.