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Finding the Fourth Proportional to 319,608.88, 441,045.27 and 183,546.90

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Solution

The fourth proportional to 319,608.88, 441,045.27 and 183,546.90 is: 253,286.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,608.88 : 441,045.27 = 183,546.90 : x
  2. Step 2: Convert to fraction form
    319,608.88/441,045.27 = 183,546.90/x
  3. Step 3: Cross multiply
    319,608.88x = 441,045.27 × 183,546.90
  4. Step 4: Simplify right side
    319,608.88x = 80,952,492,068.16
  5. Step 5: Solve for x
    x = 80,952,492,068.16/319,608.88
  6. Step 6: Final answer
    x = 253,286.12

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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.