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Finding the Fourth Proportional to 242,477.82, 363,716.73 and 84,707.64

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Solution

The fourth proportional to 242,477.82, 363,716.73 and 84,707.64 is: 127,061.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,477.82 : 363,716.73 = 84,707.64 : x
  2. Step 2: Convert to fraction form
    242,477.82/363,716.73 = 84,707.64/x
  3. Step 3: Cross multiply
    242,477.82x = 363,716.73 × 84,707.64
  4. Step 4: Simplify right side
    242,477.82x = 30,809,585,826.82
  5. Step 5: Solve for x
    x = 30,809,585,826.82/242,477.82
  6. Step 6: Final answer
    x = 127,061.46

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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.