Home / 863,039.16-1,295,002.38-661,927.14

Finding the Fourth Proportional to 863,039.16, 1,295,002.38 and 661,927.14

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Solution

The fourth proportional to 863,039.16, 1,295,002.38 and 661,927.14 is: 993,230.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,039.16 : 1,295,002.38 = 661,927.14 : x
  2. Step 2: Convert to fraction form
    863,039.16/1,295,002.38 = 661,927.14/x
  3. Step 3: Cross multiply
    863,039.16x = 1,295,002.38 × 661,927.14
  4. Step 4: Simplify right side
    863,039.16x = 857,197,221,686.59
  5. Step 5: Solve for x
    x = 857,197,221,686.59/863,039.16
  6. Step 6: Final answer
    x = 993,230.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.