Home / 955,661.43-1,319,071.85-563,536.86

Finding the Fourth Proportional to 955,661.43, 1,319,071.85 and 563,536.86

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Solution

The fourth proportional to 955,661.43, 1,319,071.85 and 563,536.86 is: 777,833.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,661.43 : 1,319,071.85 = 563,536.86 : x
  2. Step 2: Convert to fraction form
    955,661.43/1,319,071.85 = 563,536.86/x
  3. Step 3: Cross multiply
    955,661.43x = 1,319,071.85 × 563,536.86
  4. Step 4: Simplify right side
    955,661.43x = 743,345,605,645.71
  5. Step 5: Solve for x
    x = 743,345,605,645.71/955,661.43
  6. Step 6: Final answer
    x = 777,833.64

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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.