Home / 397,338.23-548,327.75-216,050.06

Finding the Fourth Proportional to 397,338.23, 548,327.75 and 216,050.06

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Solution

The fourth proportional to 397,338.23, 548,327.75 and 216,050.06 is: 298,149.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,338.23 : 548,327.75 = 216,050.06 : x
  2. Step 2: Convert to fraction form
    397,338.23/548,327.75 = 216,050.06/x
  3. Step 3: Cross multiply
    397,338.23x = 548,327.75 × 216,050.06
  4. Step 4: Simplify right side
    397,338.23x = 118,466,243,577.73
  5. Step 5: Solve for x
    x = 118,466,243,577.73/397,338.23
  6. Step 6: Final answer
    x = 298,149.62

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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.