Home / 790,351.58-1,185,569.32-250,650.39

Finding the Fourth Proportional to 790,351.58, 1,185,569.32 and 250,650.39

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Solution

The fourth proportional to 790,351.58, 1,185,569.32 and 250,650.39 is: 375,988.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,351.58 : 1,185,569.32 = 250,650.39 : x
  2. Step 2: Convert to fraction form
    790,351.58/1,185,569.32 = 250,650.39/x
  3. Step 3: Cross multiply
    790,351.58x = 1,185,569.32 × 250,650.39
  4. Step 4: Simplify right side
    790,351.58x = 297,163,405,248.94
  5. Step 5: Solve for x
    x = 297,163,405,248.94/790,351.58
  6. Step 6: Final answer
    x = 375,988.88

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Double scale
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Similar ratio
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1.5x scale

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.