Home / 940,219.72-1,297,707.78-577,833.64

Finding the Fourth Proportional to 940,219.72, 1,297,707.78 and 577,833.64

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Solution

The fourth proportional to 940,219.72, 1,297,707.78 and 577,833.64 is: 797,536.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,219.72 : 1,297,707.78 = 577,833.64 : x
  2. Step 2: Convert to fraction form
    940,219.72/1,297,707.78 = 577,833.64/x
  3. Step 3: Cross multiply
    940,219.72x = 1,297,707.78 × 577,833.64
  4. Step 4: Simplify right side
    940,219.72x = 749,859,210,173.72
  5. Step 5: Solve for x
    x = 749,859,210,173.72/940,219.72
  6. Step 6: Final answer
    x = 797,536.14

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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.