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Finding the Fourth Proportional to 625,186.15, 937,670.41 and 175,800.31

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Solution

The fourth proportional to 625,186.15, 937,670.41 and 175,800.31 is: 263,669.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,186.15 : 937,670.41 = 175,800.31 : x
  2. Step 2: Convert to fraction form
    625,186.15/937,670.41 = 175,800.31/x
  3. Step 3: Cross multiply
    625,186.15x = 937,670.41 × 175,800.31
  4. Step 4: Simplify right side
    625,186.15x = 164,842,746,631.40
  5. Step 5: Solve for x
    x = 164,842,746,631.40/625,186.15
  6. Step 6: Final answer
    x = 263,669.86

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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.