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Finding the Fourth Proportional to 327,670.70, 452,185.47 and 184,431.51

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Solution

The fourth proportional to 327,670.70, 452,185.47 and 184,431.51 is: 254,515.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,670.70 : 452,185.47 = 184,431.51 : x
  2. Step 2: Convert to fraction form
    327,670.70/452,185.47 = 184,431.51/x
  3. Step 3: Cross multiply
    327,670.70x = 452,185.47 × 184,431.51
  4. Step 4: Simplify right side
    327,670.70x = 83,397,249,032.16
  5. Step 5: Solve for x
    x = 83,397,249,032.16/327,670.70
  6. Step 6: Final answer
    x = 254,515.43

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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.