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Finding the Fourth Proportional to 265,356, 366,186.04 and 144,498.72

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Solution

The fourth proportional to 265,356, 366,186.04 and 144,498.72 is: 199,405.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,356 : 366,186.04 = 144,498.72 : x
  2. Step 2: Convert to fraction form
    265,356/366,186.04 = 144,498.72/x
  3. Step 3: Cross multiply
    265,356x = 366,186.04 × 144,498.72
  4. Step 4: Simplify right side
    265,356x = 52,913,414,061.87
  5. Step 5: Solve for x
    x = 52,913,414,061.87/265,356
  6. Step 6: Final answer
    x = 199,405.38

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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.