Home / 940,256.64-1,296,562.14-668,041.02

Finding the Fourth Proportional to 940,256.64, 1,296,562.14 and 668,041.02

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Solution

The fourth proportional to 940,256.64, 1,296,562.14 and 668,041.02 is: 921,191.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,256.64 : 1,296,562.14 = 668,041.02 : x
  2. Step 2: Convert to fraction form
    940,256.64/1,296,562.14 = 668,041.02/x
  3. Step 3: Cross multiply
    940,256.64x = 1,296,562.14 × 668,041.02
  4. Step 4: Simplify right side
    940,256.64x = 866,156,694,498.98
  5. Step 5: Solve for x
    x = 866,156,694,498.98/940,256.64
  6. Step 6: Final answer
    x = 921,191.79

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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.