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Finding the Fourth Proportional to 234,830.62, 324,066.36 and 127,400.62

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Solution

The fourth proportional to 234,830.62, 324,066.36 and 127,400.62 is: 175,812.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,830.62 : 324,066.36 = 127,400.62 : x
  2. Step 2: Convert to fraction form
    234,830.62/324,066.36 = 127,400.62/x
  3. Step 3: Cross multiply
    234,830.62x = 324,066.36 × 127,400.62
  4. Step 4: Simplify right side
    234,830.62x = 41,286,255,185.14
  5. Step 5: Solve for x
    x = 41,286,255,185.14/234,830.62
  6. Step 6: Final answer
    x = 175,812.91

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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.