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Finding the Fourth Proportional to 268,450.08, 370,463.50 and 145,942.71

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Solution

The fourth proportional to 268,450.08, 370,463.50 and 145,942.71 is: 201,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,450.08 : 370,463.50 = 145,942.71 : x
  2. Step 2: Convert to fraction form
    268,450.08/370,463.50 = 145,942.71/x
  3. Step 3: Cross multiply
    268,450.08x = 370,463.50 × 145,942.71
  4. Step 4: Simplify right side
    268,450.08x = 54,066,447,146.09
  5. Step 5: Solve for x
    x = 54,066,447,146.09/268,450.08
  6. Step 6: Final answer
    x = 201,402.24

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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.