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Finding the Fourth Proportional to 5,799.34, 8,699.08 and 1,639.45

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Solution

The fourth proportional to 5,799.34, 8,699.08 and 1,639.45 is: 2,459.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.34 : 8,699.08 = 1,639.45 : x
  2. Step 2: Convert to fraction form
    5,799.34/8,699.08 = 1,639.45/x
  3. Step 3: Cross multiply
    5,799.34x = 8,699.08 × 1,639.45
  4. Step 4: Simplify right side
    5,799.34x = 14,261,706.71
  5. Step 5: Solve for x
    x = 14,261,706.71/5,799.34
  6. Step 6: Final answer
    x = 2,459.19

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1.5x scale

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.