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Finding the Third Proportional to 620,179.88 and 933,899.63

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Solution

The third proportional to 620,179.88 and 933,899.63 is: 1,406,315.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,179.88 : 933,899.63 = 933,899.63 : x
  2. Step 2: Convert to fraction form
    620,179.88/933,899.63 = 933,899.63/x
  3. Step 3: Cross multiply
    620,179.88x = 933,899.63 × 933,899.63
  4. Step 4: Simplify right side
    620,179.88x = 872,168,509,575.14
  5. Step 5: Solve for x
    x = 872,168,509,575.14/620,179.88
  6. Step 6: Final answer
    x = 1,406,315.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.