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Finding the Third Proportional to 435,334.50 and 672,702.75

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Solution

The third proportional to 435,334.50 and 672,702.75 is: 1,039,497.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,334.50 : 672,702.75 = 672,702.75 : x
  2. Step 2: Convert to fraction form
    435,334.50/672,702.75 = 672,702.75/x
  3. Step 3: Cross multiply
    435,334.50x = 672,702.75 × 672,702.75
  4. Step 4: Simplify right side
    435,334.50x = 452,528,989,857.56
  5. Step 5: Solve for x
    x = 452,528,989,857.56/435,334.50
  6. Step 6: Final answer
    x = 1,039,497.19

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.