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Finding the Fourth Proportional to 251,384.44, 346,917.30 and 136,670.92

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Solution

The fourth proportional to 251,384.44, 346,917.30 and 136,670.92 is: 188,609.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,384.44 : 346,917.30 = 136,670.92 : x
  2. Step 2: Convert to fraction form
    251,384.44/346,917.30 = 136,670.92/x
  3. Step 3: Cross multiply
    251,384.44x = 346,917.30 × 136,670.92
  4. Step 4: Simplify right side
    251,384.44x = 47,413,506,554.92
  5. Step 5: Solve for x
    x = 47,413,506,554.92/251,384.44
  6. Step 6: Final answer
    x = 188,609.55

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1.5x scale

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.