Home / 947,341.20-1,307,910.06-616,512.36

Finding the Fourth Proportional to 947,341.20, 1,307,910.06 and 616,512.36

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Solution

The fourth proportional to 947,341.20, 1,307,910.06 and 616,512.36 is: 851,163.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,341.20 : 1,307,910.06 = 616,512.36 : x
  2. Step 2: Convert to fraction form
    947,341.20/1,307,910.06 = 616,512.36/x
  3. Step 3: Cross multiply
    947,341.20x = 1,307,910.06 × 616,512.36
  4. Step 4: Simplify right side
    947,341.20x = 806,342,717,758.34
  5. Step 5: Solve for x
    x = 806,342,717,758.34/947,341.20
  6. Step 6: Final answer
    x = 851,163.99

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1.5x scale

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.