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Finding the Fourth Proportional to 265,526.62, 366,424.71 and 144,667.54

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Solution

The fourth proportional to 265,526.62, 366,424.71 and 144,667.54 is: 199,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,526.62 : 366,424.71 = 144,667.54 : x
  2. Step 2: Convert to fraction form
    265,526.62/366,424.71 = 144,667.54/x
  3. Step 3: Cross multiply
    265,526.62x = 366,424.71 × 144,667.54
  4. Step 4: Simplify right side
    265,526.62x = 53,009,761,390.91
  5. Step 5: Solve for x
    x = 53,009,761,390.91/265,526.62
  6. Step 6: Final answer
    x = 199,640.10

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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.