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Finding the Fourth Proportional to 265,262.12, 366,020.61 and 152,063

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Solution

The fourth proportional to 265,262.12, 366,020.61 and 152,063 is: 209,823.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,262.12 : 366,020.61 = 152,063 : x
  2. Step 2: Convert to fraction form
    265,262.12/366,020.61 = 152,063/x
  3. Step 3: Cross multiply
    265,262.12x = 366,020.61 × 152,063
  4. Step 4: Simplify right side
    265,262.12x = 55,658,192,018.43
  5. Step 5: Solve for x
    x = 55,658,192,018.43/265,262.12
  6. Step 6: Final answer
    x = 209,823.37

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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.