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Finding the Fourth Proportional to 5,606.61, 8,409.91 and 2,973.57

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Solution

The fourth proportional to 5,606.61, 8,409.91 and 2,973.57 is: 4,460.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,606.61 : 8,409.91 = 2,973.57 : x
  2. Step 2: Convert to fraction form
    5,606.61/8,409.91 = 2,973.57/x
  3. Step 3: Cross multiply
    5,606.61x = 8,409.91 × 2,973.57
  4. Step 4: Simplify right side
    5,606.61x = 25,007,456.08
  5. Step 5: Solve for x
    x = 25,007,456.08/5,606.61
  6. Step 6: Final answer
    x = 4,460.35

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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.