Home / 909,295.49-1,255,258.19-527,182.85

Finding the Fourth Proportional to 909,295.49, 1,255,258.19 and 527,182.85

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Solution

The fourth proportional to 909,295.49, 1,255,258.19 and 527,182.85 is: 727,761.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,295.49 : 1,255,258.19 = 527,182.85 : x
  2. Step 2: Convert to fraction form
    909,295.49/1,255,258.19 = 527,182.85/x
  3. Step 3: Cross multiply
    909,295.49x = 1,255,258.19 × 527,182.85
  4. Step 4: Simplify right side
    909,295.49x = 661,750,594,546.14
  5. Step 5: Solve for x
    x = 661,750,594,546.14/909,295.49
  6. Step 6: Final answer
    x = 727,761.88

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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.