Home / 708,716.66-1,063,573.13-640,957.93

Finding the Fourth Proportional to 708,716.66, 1,063,573.13 and 640,957.93

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Solution

The fourth proportional to 708,716.66, 1,063,573.13 and 640,957.93 is: 961,887.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,716.66 : 1,063,573.13 = 640,957.93 : x
  2. Step 2: Convert to fraction form
    708,716.66/1,063,573.13 = 640,957.93/x
  3. Step 3: Cross multiply
    708,716.66x = 1,063,573.13 × 640,957.93
  4. Step 4: Simplify right side
    708,716.66x = 681,705,630,751.88
  5. Step 5: Solve for x
    x = 681,705,630,751.88/708,716.66
  6. Step 6: Final answer
    x = 961,887.41

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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.