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Finding the Fourth Proportional to 7,197.69, 9,933.61 and 4,365.19

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Solution

The fourth proportional to 7,197.69, 9,933.61 and 4,365.19 is: 6,024.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197.69 : 9,933.61 = 4,365.19 : x
  2. Step 2: Convert to fraction form
    7,197.69/9,933.61 = 4,365.19/x
  3. Step 3: Cross multiply
    7,197.69x = 9,933.61 × 4,365.19
  4. Step 4: Simplify right side
    7,197.69x = 43,362,117.00
  5. Step 5: Solve for x
    x = 43,362,117.00/7,197.69
  6. Step 6: Final answer
    x = 6,024.45

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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.