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Finding the Fourth Proportional to 653,548.68, 901,912.50 and 367,089.48

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Solution

The fourth proportional to 653,548.68, 901,912.50 and 367,089.48 is: 506,592.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,548.68 : 901,912.50 = 367,089.48 : x
  2. Step 2: Convert to fraction form
    653,548.68/901,912.50 = 367,089.48/x
  3. Step 3: Cross multiply
    653,548.68x = 901,912.50 × 367,089.48
  4. Step 4: Simplify right side
    653,548.68x = 331,082,590,630.50
  5. Step 5: Solve for x
    x = 331,082,590,630.50/653,548.68
  6. Step 6: Final answer
    x = 506,592.09

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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.