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Finding the Fourth Proportional to 352,302.64, 528,889.54 and 333,702.20

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Solution

The fourth proportional to 352,302.64, 528,889.54 and 333,702.20 is: 500,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,302.64 : 528,889.54 = 333,702.20 : x
  2. Step 2: Convert to fraction form
    352,302.64/528,889.54 = 333,702.20/x
  3. Step 3: Cross multiply
    352,302.64x = 528,889.54 × 333,702.20
  4. Step 4: Simplify right side
    352,302.64x = 176,491,603,054.99
  5. Step 5: Solve for x
    x = 176,491,603,054.99/352,302.64
  6. Step 6: Final answer
    x = 500,965.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.