Home / 940,218.72-1,297,706.40-577,832.64

Finding the Fourth Proportional to 940,218.72, 1,297,706.40 and 577,832.64

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Solution

The fourth proportional to 940,218.72, 1,297,706.40 and 577,832.64 is: 797,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,218.72 : 1,297,706.40 = 577,832.64 : x
  2. Step 2: Convert to fraction form
    940,218.72/1,297,706.40 = 577,832.64/x
  3. Step 3: Cross multiply
    940,218.72x = 1,297,706.40 × 577,832.64
  4. Step 4: Simplify right side
    940,218.72x = 749,857,115,056.90
  5. Step 5: Solve for x
    x = 749,857,115,056.90/940,218.72
  6. Step 6: Final answer
    x = 797,534.76

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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.