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Finding the Fourth Proportional to 268,500.62, 370,438.62 and 166,489.34

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Solution

The fourth proportional to 268,500.62, 370,438.62 and 166,489.34 is: 229,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,500.62 : 370,438.62 = 166,489.34 : x
  2. Step 2: Convert to fraction form
    268,500.62/370,438.62 = 166,489.34/x
  3. Step 3: Cross multiply
    268,500.62x = 370,438.62 × 166,489.34
  4. Step 4: Simplify right side
    268,500.62x = 61,674,081,354.31
  5. Step 5: Solve for x
    x = 61,674,081,354.31/268,500.62
  6. Step 6: Final answer
    x = 229,698.10

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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.