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Finding the Fourth Proportional to 569,230.10, 854,829.30 and 303,509.60

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Solution

The fourth proportional to 569,230.10, 854,829.30 and 303,509.60 is: 455,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,230.10 : 854,829.30 = 303,509.60 : x
  2. Step 2: Convert to fraction form
    569,230.10/854,829.30 = 303,509.60/x
  3. Step 3: Cross multiply
    569,230.10x = 854,829.30 × 303,509.60
  4. Step 4: Simplify right side
    569,230.10x = 259,448,898,911.28
  5. Step 5: Solve for x
    x = 259,448,898,911.28/569,230.10
  6. Step 6: Final answer
    x = 455,789.14

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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.