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Finding the Third Proportional to 620,955 and 1,341,558

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Solution

The third proportional to 620,955 and 1,341,558 is: 2,898,403.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,955 : 1,341,558 = 1,341,558 : x
  2. Step 2: Convert to fraction form
    620,955/1,341,558 = 1,341,558/x
  3. Step 3: Cross multiply
    620,955x = 1,341,558 × 1,341,558
  4. Step 4: Simplify right side
    620,955x = 1,799,777,867,364
  5. Step 5: Solve for x
    x = 1,799,777,867,364/620,955
  6. Step 6: Final answer
    x = 2,898,403.05

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.