Home / 947,469.06-1,307,524.41-517,767.30

Finding the Fourth Proportional to 947,469.06, 1,307,524.41 and 517,767.30

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Solution

The fourth proportional to 947,469.06, 1,307,524.41 and 517,767.30 is: 714,528.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,469.06 : 1,307,524.41 = 517,767.30 : x
  2. Step 2: Convert to fraction form
    947,469.06/1,307,524.41 = 517,767.30/x
  3. Step 3: Cross multiply
    947,469.06x = 1,307,524.41 × 517,767.30
  4. Step 4: Simplify right side
    947,469.06x = 676,993,383,449.79
  5. Step 5: Solve for x
    x = 676,993,383,449.79/947,469.06
  6. Step 6: Final answer
    x = 714,528.22

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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.