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Finding the Fourth Proportional to 262,361.49, 393,210.03 and 167,555.04

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Solution

The fourth proportional to 262,361.49, 393,210.03 and 167,555.04 is: 251,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,361.49 : 393,210.03 = 167,555.04 : x
  2. Step 2: Convert to fraction form
    262,361.49/393,210.03 = 167,555.04/x
  3. Step 3: Cross multiply
    262,361.49x = 393,210.03 × 167,555.04
  4. Step 4: Simplify right side
    262,361.49x = 65,884,322,305.05
  5. Step 5: Solve for x
    x = 65,884,322,305.05/262,361.49
  6. Step 6: Final answer
    x = 251,120.40

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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.