Home / 790,684.61-1,186,026.93-191,645.79

Finding the Fourth Proportional to 790,684.61, 1,186,026.93 and 191,645.79

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Solution

The fourth proportional to 790,684.61, 1,186,026.93 and 191,645.79 is: 287,468.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,684.61 : 1,186,026.93 = 191,645.79 : x
  2. Step 2: Convert to fraction form
    790,684.61/1,186,026.93 = 191,645.79/x
  3. Step 3: Cross multiply
    790,684.61x = 1,186,026.93 × 191,645.79
  4. Step 4: Simplify right side
    790,684.61x = 227,297,061,072.76
  5. Step 5: Solve for x
    x = 227,297,061,072.76/790,684.61
  6. Step 6: Final answer
    x = 287,468.68

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Double scale
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Similar ratio
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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.