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Finding the Fourth Proportional to 240,405.53, 360,785.48 and 114,046.16

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Solution

The fourth proportional to 240,405.53, 360,785.48 and 114,046.16 is: 171,153.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,405.53 : 360,785.48 = 114,046.16 : x
  2. Step 2: Convert to fraction form
    240,405.53/360,785.48 = 114,046.16/x
  3. Step 3: Cross multiply
    240,405.53x = 360,785.48 × 114,046.16
  4. Step 4: Simplify right side
    240,405.53x = 41,146,196,203.60
  5. Step 5: Solve for x
    x = 41,146,196,203.60/240,405.53
  6. Step 6: Final answer
    x = 171,153.29

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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.