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Finding the Third Proportional to 876,684 and 1,884,465

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Solution

The third proportional to 876,684 and 1,884,465 is: 4,050,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,684 : 1,884,465 = 1,884,465 : x
  2. Step 2: Convert to fraction form
    876,684/1,884,465 = 1,884,465/x
  3. Step 3: Cross multiply
    876,684x = 1,884,465 × 1,884,465
  4. Step 4: Simplify right side
    876,684x = 3,551,208,336,225
  5. Step 5: Solve for x
    x = 3,551,208,336,225/876,684
  6. Step 6: Final answer
    x = 4,050,727.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.