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Finding the Third Proportional to 1,398,842.16 and 2,224,368.84

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Solution

The third proportional to 1,398,842.16 and 2,224,368.84 is: 3,537,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,842.16 : 2,224,368.84 = 2,224,368.84 : x
  2. Step 2: Convert to fraction form
    1,398,842.16/2,224,368.84 = 2,224,368.84/x
  3. Step 3: Cross multiply
    1,398,842.16x = 2,224,368.84 × 2,224,368.84
  4. Step 4: Simplify right side
    1,398,842.16x = 4,947,816,753,045.71
  5. Step 5: Solve for x
    x = 4,947,816,753,045.71/1,398,842.16
  6. Step 6: Final answer
    x = 3,537,080.10

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.