Home / 1,251,550.08-1,727,032.32-707,659.20

Finding the Fourth Proportional to 1,251,550.08, 1,727,032.32 and 707,659.20

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Solution

The fourth proportional to 1,251,550.08, 1,727,032.32 and 707,659.20 is: 976,509.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,550.08 : 1,727,032.32 = 707,659.20 : x
  2. Step 2: Convert to fraction form
    1,251,550.08/1,727,032.32 = 707,659.20/x
  3. Step 3: Cross multiply
    1,251,550.08x = 1,727,032.32 × 707,659.20
  4. Step 4: Simplify right side
    1,251,550.08x = 1,222,150,309,945.34
  5. Step 5: Solve for x
    x = 1,222,150,309,945.34/1,251,550.08
  6. Step 6: Final answer
    x = 976,509.31

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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.