Home / 529,161.41-729,840.38-366,089.22

Finding the Fourth Proportional to 529,161.41, 729,840.38 and 366,089.22

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Solution

The fourth proportional to 529,161.41, 729,840.38 and 366,089.22 is: 504,924.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,161.41 : 729,840.38 = 366,089.22 : x
  2. Step 2: Convert to fraction form
    529,161.41/729,840.38 = 366,089.22/x
  3. Step 3: Cross multiply
    529,161.41x = 729,840.38 × 366,089.22
  4. Step 4: Simplify right side
    529,161.41x = 267,186,693,608.26
  5. Step 5: Solve for x
    x = 267,186,693,608.26/529,161.41
  6. Step 6: Final answer
    x = 504,924.76

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Double scale
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Similar ratio
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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.