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Finding the Fourth Proportional to 30,433, 41,999.49 and 17,004.29

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Solution

The fourth proportional to 30,433, 41,999.49 and 17,004.29 is: 23,467.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,433 : 41,999.49 = 17,004.29 : x
  2. Step 2: Convert to fraction form
    30,433/41,999.49 = 17,004.29/x
  3. Step 3: Cross multiply
    30,433x = 41,999.49 × 17,004.29
  4. Step 4: Simplify right side
    30,433x = 714,171,507.81
  5. Step 5: Solve for x
    x = 714,171,507.81/30,433
  6. Step 6: Final answer
    x = 23,467.01

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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.