Home / 1,165,352.64-1,608,216.64-656,073.12

Finding the Fourth Proportional to 1,165,352.64, 1,608,216.64 and 656,073.12

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Solution

The fourth proportional to 1,165,352.64, 1,608,216.64 and 656,073.12 is: 905,397.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,352.64 : 1,608,216.64 = 656,073.12 : x
  2. Step 2: Convert to fraction form
    1,165,352.64/1,608,216.64 = 656,073.12/x
  3. Step 3: Cross multiply
    1,165,352.64x = 1,608,216.64 × 656,073.12
  4. Step 4: Simplify right side
    1,165,352.64x = 1,055,107,708,640.72
  5. Step 5: Solve for x
    x = 1,055,107,708,640.72/1,165,352.64
  6. Step 6: Final answer
    x = 905,397.79

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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.