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Finding the Fourth Proportional to 9,770.00, 13,482.65 and 5,293.74

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Solution

The fourth proportional to 9,770.00, 13,482.65 and 5,293.74 is: 7,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,770.00 : 13,482.65 = 5,293.74 : x
  2. Step 2: Convert to fraction form
    9,770.00/13,482.65 = 5,293.74/x
  3. Step 3: Cross multiply
    9,770.00x = 13,482.65 × 5,293.74
  4. Step 4: Simplify right side
    9,770.00x = 71,373,617.14
  5. Step 5: Solve for x
    x = 71,373,617.14/9,770.00
  6. Step 6: Final answer
    x = 7,305.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.