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Finding the Third Proportional to 876,455.44 and 1,370,041.59

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Solution

The third proportional to 876,455.44 and 1,370,041.59 is: 2,141,596.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,455.44 : 1,370,041.59 = 1,370,041.59 : x
  2. Step 2: Convert to fraction form
    876,455.44/1,370,041.59 = 1,370,041.59/x
  3. Step 3: Cross multiply
    876,455.44x = 1,370,041.59 × 1,370,041.59
  4. Step 4: Simplify right side
    876,455.44x = 1,877,013,968,605.04
  5. Step 5: Solve for x
    x = 1,877,013,968,605.04/876,455.44
  6. Step 6: Final answer
    x = 2,141,596.58

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.