Home / 415,820.31-573,829.25-234,533.75

Finding the Fourth Proportional to 415,820.31, 573,829.25 and 234,533.75

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Solution

The fourth proportional to 415,820.31, 573,829.25 and 234,533.75 is: 323,655.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,820.31 : 573,829.25 = 234,533.75 : x
  2. Step 2: Convert to fraction form
    415,820.31/573,829.25 = 234,533.75/x
  3. Step 3: Cross multiply
    415,820.31x = 573,829.25 × 234,533.75
  4. Step 4: Simplify right side
    415,820.31x = 134,582,321,820.37
  5. Step 5: Solve for x
    x = 134,582,321,820.37/415,820.31
  6. Step 6: Final answer
    x = 323,655.00

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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.