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Finding the Fourth Proportional to 552,709.37, 829,063.82 and 153,350.08

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Solution

The fourth proportional to 552,709.37, 829,063.82 and 153,350.08 is: 230,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,709.37 : 829,063.82 = 153,350.08 : x
  2. Step 2: Convert to fraction form
    552,709.37/829,063.82 = 153,350.08/x
  3. Step 3: Cross multiply
    552,709.37x = 829,063.82 × 153,350.08
  4. Step 4: Simplify right side
    552,709.37x = 127,137,001,432.82
  5. Step 5: Solve for x
    x = 127,137,001,432.82/552,709.37
  6. Step 6: Final answer
    x = 230,025.05

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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.