Home / 850,663.60-1,277,896.20-710,695.60

Finding the Fourth Proportional to 850,663.60, 1,277,896.20 and 710,695.60

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Solution

The fourth proportional to 850,663.60, 1,277,896.20 and 710,695.60 is: 1,067,631.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,663.60 : 1,277,896.20 = 710,695.60 : x
  2. Step 2: Convert to fraction form
    850,663.60/1,277,896.20 = 710,695.60/x
  3. Step 3: Cross multiply
    850,663.60x = 1,277,896.20 × 710,695.60
  4. Step 4: Simplify right side
    850,663.60x = 908,195,206,596.72
  5. Step 5: Solve for x
    x = 908,195,206,596.72/850,663.60
  6. Step 6: Final answer
    x = 1,067,631.44

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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.