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Finding the Fourth Proportional to 625,176, 937,919.52 and 181,944

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Solution

The fourth proportional to 625,176, 937,919.52 and 181,944 is: 272,961.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,176 : 937,919.52 = 181,944 : x
  2. Step 2: Convert to fraction form
    625,176/937,919.52 = 181,944/x
  3. Step 3: Cross multiply
    625,176x = 937,919.52 × 181,944
  4. Step 4: Simplify right side
    625,176x = 170,648,829,146.88
  5. Step 5: Solve for x
    x = 170,648,829,146.88/625,176
  6. Step 6: Final answer
    x = 272,961.26

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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.