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Finding the Fourth Proportional to 458,125.88, 683,468.96 and 433,325.30

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Solution

The fourth proportional to 458,125.88, 683,468.96 and 433,325.30 is: 646,469.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,125.88 : 683,468.96 = 433,325.30 : x
  2. Step 2: Convert to fraction form
    458,125.88/683,468.96 = 433,325.30/x
  3. Step 3: Cross multiply
    458,125.88x = 683,468.96 × 433,325.30
  4. Step 4: Simplify right side
    458,125.88x = 296,164,386,548.72
  5. Step 5: Solve for x
    x = 296,164,386,548.72/458,125.88
  6. Step 6: Final answer
    x = 646,469.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.