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Finding the Fourth Proportional to 273,728.21, 375,001.38 and 263,494.11

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Solution

The fourth proportional to 273,728.21, 375,001.38 and 263,494.11 is: 360,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,728.21 : 375,001.38 = 263,494.11 : x
  2. Step 2: Convert to fraction form
    273,728.21/375,001.38 = 263,494.11/x
  3. Step 3: Cross multiply
    273,728.21x = 375,001.38 × 263,494.11
  4. Step 4: Simplify right side
    273,728.21x = 98,810,653,554.40
  5. Step 5: Solve for x
    x = 98,810,653,554.40/273,728.21
  6. Step 6: Final answer
    x = 360,980.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.