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Finding the Third Proportional to 986,898.94 and 2,152,159.88

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Solution

The third proportional to 986,898.94 and 2,152,159.88 is: 4,693,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,898.94 : 2,152,159.88 = 2,152,159.88 : x
  2. Step 2: Convert to fraction form
    986,898.94/2,152,159.88 = 2,152,159.88/x
  3. Step 3: Cross multiply
    986,898.94x = 2,152,159.88 × 2,152,159.88
  4. Step 4: Simplify right side
    986,898.94x = 4,631,792,127,560.02
  5. Step 5: Solve for x
    x = 4,631,792,127,560.02/986,898.94
  6. Step 6: Final answer
    x = 4,693,279.07

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.