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Finding the Fourth Proportional to 353,563.83, 530,342.91 and 234,155.25

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Solution

The fourth proportional to 353,563.83, 530,342.91 and 234,155.25 is: 351,231.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,563.83 : 530,342.91 = 234,155.25 : x
  2. Step 2: Convert to fraction form
    353,563.83/530,342.91 = 234,155.25/x
  3. Step 3: Cross multiply
    353,563.83x = 530,342.91 × 234,155.25
  4. Step 4: Simplify right side
    353,563.83x = 124,182,576,676.78
  5. Step 5: Solve for x
    x = 124,182,576,676.78/353,563.83
  6. Step 6: Final answer
    x = 351,231.00

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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.