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Finding the Third Proportional to 623,885.63 and 931,670.44

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Solution

The third proportional to 623,885.63 and 931,670.44 is: 1,391,296.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,885.63 : 931,670.44 = 931,670.44 : x
  2. Step 2: Convert to fraction form
    623,885.63/931,670.44 = 931,670.44/x
  3. Step 3: Cross multiply
    623,885.63x = 931,670.44 × 931,670.44
  4. Step 4: Simplify right side
    623,885.63x = 868,009,804,111.44
  5. Step 5: Solve for x
    x = 868,009,804,111.44/623,885.63
  6. Step 6: Final answer
    x = 1,391,296.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.