Home / 526,963.41-727,308.02-300,608.91

Finding the Fourth Proportional to 526,963.41, 727,308.02 and 300,608.91

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Solution

The fourth proportional to 526,963.41, 727,308.02 and 300,608.91 is: 414,896.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,963.41 : 727,308.02 = 300,608.91 : x
  2. Step 2: Convert to fraction form
    526,963.41/727,308.02 = 300,608.91/x
  3. Step 3: Cross multiply
    526,963.41x = 727,308.02 × 300,608.91
  4. Step 4: Simplify right side
    526,963.41x = 218,635,269,623.41
  5. Step 5: Solve for x
    x = 218,635,269,623.41/526,963.41
  6. Step 6: Final answer
    x = 414,896.49

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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.