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Finding the Fourth Proportional to 625,130, 937,850.52 and 181,898

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Solution

The fourth proportional to 625,130, 937,850.52 and 181,898 is: 272,892.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,130 : 937,850.52 = 181,898 : x
  2. Step 2: Convert to fraction form
    625,130/937,850.52 = 181,898/x
  3. Step 3: Cross multiply
    625,130x = 937,850.52 × 181,898
  4. Step 4: Simplify right side
    625,130x = 170,593,133,886.96
  5. Step 5: Solve for x
    x = 170,593,133,886.96/625,130
  6. Step 6: Final answer
    x = 272,892.25

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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.