Home / 790,125.11-1,185,337.16-250,517.30

Finding the Fourth Proportional to 790,125.11, 1,185,337.16 and 250,517.30

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Solution

The fourth proportional to 790,125.11, 1,185,337.16 and 250,517.30 is: 375,823.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,125.11 : 1,185,337.16 = 250,517.30 : x
  2. Step 2: Convert to fraction form
    790,125.11/1,185,337.16 = 250,517.30/x
  3. Step 3: Cross multiply
    790,125.11x = 1,185,337.16 × 250,517.30
  4. Step 4: Simplify right side
    790,125.11x = 296,947,457,733.60
  5. Step 5: Solve for x
    x = 296,947,457,733.60/790,125.11
  6. Step 6: Final answer
    x = 375,823.34

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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.