Home / 940,879.05-1,298,319.40-532,899.46

Finding the Fourth Proportional to 940,879.05, 1,298,319.40 and 532,899.46

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Solution

The fourth proportional to 940,879.05, 1,298,319.40 and 532,899.46 is: 735,348.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,879.05 : 1,298,319.40 = 532,899.46 : x
  2. Step 2: Convert to fraction form
    940,879.05/1,298,319.40 = 532,899.46/x
  3. Step 3: Cross multiply
    940,879.05x = 1,298,319.40 × 532,899.46
  4. Step 4: Simplify right side
    940,879.05x = 691,873,707,167.52
  5. Step 5: Solve for x
    x = 691,873,707,167.52/940,879.05
  6. Step 6: Final answer
    x = 735,348.19

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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.