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Finding the Fourth Proportional to 570,331.01, 855,323.72 and 237,829.25

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Solution

The fourth proportional to 570,331.01, 855,323.72 and 237,829.25 is: 356,671.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,331.01 : 855,323.72 = 237,829.25 : x
  2. Step 2: Convert to fraction form
    570,331.01/855,323.72 = 237,829.25/x
  3. Step 3: Cross multiply
    570,331.01x = 855,323.72 × 237,829.25
  4. Step 4: Simplify right side
    570,331.01x = 203,420,997,645.66
  5. Step 5: Solve for x
    x = 203,420,997,645.66/570,331.01
  6. Step 6: Final answer
    x = 356,671.82

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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.