Home / 950,105.91-1,311,167.40-542,199.63

Finding the Fourth Proportional to 950,105.91, 1,311,167.40 and 542,199.63

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Solution

The fourth proportional to 950,105.91, 1,311,167.40 and 542,199.63 is: 748,247.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,105.91 : 1,311,167.40 = 542,199.63 : x
  2. Step 2: Convert to fraction form
    950,105.91/1,311,167.40 = 542,199.63/x
  3. Step 3: Cross multiply
    950,105.91x = 1,311,167.40 × 542,199.63
  4. Step 4: Simplify right side
    950,105.91x = 710,914,479,148.06
  5. Step 5: Solve for x
    x = 710,914,479,148.06/950,105.91
  6. Step 6: Final answer
    x = 748,247.61

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Double scale
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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.