Home / 323,520.07-446,459.46-187,634.59

Finding the Fourth Proportional to 323,520.07, 446,459.46 and 187,634.59

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Solution

The fourth proportional to 323,520.07, 446,459.46 and 187,634.59 is: 258,936.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,520.07 : 446,459.46 = 187,634.59 : x
  2. Step 2: Convert to fraction form
    323,520.07/446,459.46 = 187,634.59/x
  3. Step 3: Cross multiply
    323,520.07x = 446,459.46 × 187,634.59
  4. Step 4: Simplify right side
    323,520.07x = 83,771,237,728.72
  5. Step 5: Solve for x
    x = 83,771,237,728.72/323,520.07
  6. Step 6: Final answer
    x = 258,936.76

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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.