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Finding the Third Proportional to 634,457 and 1,373,458

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Solution

The third proportional to 634,457 and 1,373,458 is: 2,973,230.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,457 : 1,373,458 = 1,373,458 : x
  2. Step 2: Convert to fraction form
    634,457/1,373,458 = 1,373,458/x
  3. Step 3: Cross multiply
    634,457x = 1,373,458 × 1,373,458
  4. Step 4: Simplify right side
    634,457x = 1,886,386,877,764
  5. Step 5: Solve for x
    x = 1,886,386,877,764/634,457
  6. Step 6: Final answer
    x = 2,973,230.46

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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.