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Finding the Fourth Proportional to 403,335.68, 604,629.64 and 178,576.36

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Solution

The fourth proportional to 403,335.68, 604,629.64 and 178,576.36 is: 267,699.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,335.68 : 604,629.64 = 178,576.36 : x
  2. Step 2: Convert to fraction form
    403,335.68/604,629.64 = 178,576.36/x
  3. Step 3: Cross multiply
    403,335.68x = 604,629.64 × 178,576.36
  4. Step 4: Simplify right side
    403,335.68x = 107,972,560,259.31
  5. Step 5: Solve for x
    x = 107,972,560,259.31/403,335.68
  6. Step 6: Final answer
    x = 267,699.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.