Home / 947,947.35-1,308,182.90-566,007.51

Finding the Fourth Proportional to 947,947.35, 1,308,182.90 and 566,007.51

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Solution

The fourth proportional to 947,947.35, 1,308,182.90 and 566,007.51 is: 781,099.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,947.35 : 1,308,182.90 = 566,007.51 : x
  2. Step 2: Convert to fraction form
    947,947.35/1,308,182.90 = 566,007.51/x
  3. Step 3: Cross multiply
    947,947.35x = 1,308,182.90 × 566,007.51
  4. Step 4: Simplify right side
    947,947.35x = 740,441,343,023.54
  5. Step 5: Solve for x
    x = 740,441,343,023.54/947,947.35
  6. Step 6: Final answer
    x = 781,099.65

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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.