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Finding the Fourth Proportional to 4,335, 6,505.38 and 1,599

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Solution

The fourth proportional to 4,335, 6,505.38 and 1,599 is: 2,399.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,335 : 6,505.38 = 1,599 : x
  2. Step 2: Convert to fraction form
    4,335/6,505.38 = 1,599/x
  3. Step 3: Cross multiply
    4,335x = 6,505.38 × 1,599
  4. Step 4: Simplify right side
    4,335x = 10,402,102.62
  5. Step 5: Solve for x
    x = 10,402,102.62/4,335
  6. Step 6: Final answer
    x = 2,399.56

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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.