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Finding the Fourth Proportional to 265,603.37, 366,523.32 and 144,742.19

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Solution

The fourth proportional to 265,603.37, 366,523.32 and 144,742.19 is: 199,739.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,603.37 : 366,523.32 = 144,742.19 : x
  2. Step 2: Convert to fraction form
    265,603.37/366,523.32 = 144,742.19/x
  3. Step 3: Cross multiply
    265,603.37x = 366,523.32 × 144,742.19
  4. Step 4: Simplify right side
    265,603.37x = 53,051,386,190.25
  5. Step 5: Solve for x
    x = 53,051,386,190.25/265,603.37
  6. Step 6: Final answer
    x = 199,739.13

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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.