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Finding the Fourth Proportional to 319,632.30, 441,167.94 and 183,745.08

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Solution

The fourth proportional to 319,632.30, 441,167.94 and 183,745.08 is: 253,611.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,632.30 : 441,167.94 = 183,745.08 : x
  2. Step 2: Convert to fraction form
    319,632.30/441,167.94 = 183,745.08/x
  3. Step 3: Cross multiply
    319,632.30x = 441,167.94 × 183,745.08
  4. Step 4: Simplify right side
    319,632.30x = 81,062,438,428.74
  5. Step 5: Solve for x
    x = 81,062,438,428.74/319,632.30
  6. Step 6: Final answer
    x = 253,611.54

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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.