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Finding the Fourth Proportional to 569,238.24, 785,915.28 and 365,377.44

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Solution

The fourth proportional to 569,238.24, 785,915.28 and 365,377.44 is: 504,456.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,238.24 : 785,915.28 = 365,377.44 : x
  2. Step 2: Convert to fraction form
    569,238.24/785,915.28 = 365,377.44/x
  3. Step 3: Cross multiply
    569,238.24x = 785,915.28 × 365,377.44
  4. Step 4: Simplify right side
    569,238.24x = 287,155,713,063.28
  5. Step 5: Solve for x
    x = 287,155,713,063.28/569,238.24
  6. Step 6: Final answer
    x = 504,456.12

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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.