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Finding the Fourth Proportional to 339,064.56, 508,584.48 and 102,401.16

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Solution

The fourth proportional to 339,064.56, 508,584.48 and 102,401.16 is: 153,598.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,064.56 : 508,584.48 = 102,401.16 : x
  2. Step 2: Convert to fraction form
    339,064.56/508,584.48 = 102,401.16/x
  3. Step 3: Cross multiply
    339,064.56x = 508,584.48 × 102,401.16
  4. Step 4: Simplify right side
    339,064.56x = 52,079,640,710.00
  5. Step 5: Solve for x
    x = 52,079,640,710.00/339,064.56
  6. Step 6: Final answer
    x = 153,598.01

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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.