Home / 790,367.36-1,185,554.12-191,327.54

Finding the Fourth Proportional to 790,367.36, 1,185,554.12 and 191,327.54

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Solution

The fourth proportional to 790,367.36, 1,185,554.12 and 191,327.54 is: 286,992.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,367.36 : 1,185,554.12 = 191,327.54 : x
  2. Step 2: Convert to fraction form
    790,367.36/1,185,554.12 = 191,327.54/x
  3. Step 3: Cross multiply
    790,367.36x = 1,185,554.12 × 191,327.54
  4. Step 4: Simplify right side
    790,367.36x = 226,829,146,432.06
  5. Step 5: Solve for x
    x = 226,829,146,432.06/790,367.36
  6. Step 6: Final answer
    x = 286,992.05

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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.