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Finding the Fourth Proportional to 234,993.63, 324,297.12 and 127,563.69

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Solution

The fourth proportional to 234,993.63, 324,297.12 and 127,563.69 is: 176,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,993.63 : 324,297.12 = 127,563.69 : x
  2. Step 2: Convert to fraction form
    234,993.63/324,297.12 = 127,563.69/x
  3. Step 3: Cross multiply
    234,993.63x = 324,297.12 × 127,563.69
  4. Step 4: Simplify right side
    234,993.63x = 41,368,537,283.57
  5. Step 5: Solve for x
    x = 41,368,537,283.57/234,993.63
  6. Step 6: Final answer
    x = 176,041.10

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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.