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Finding the Third Proportional to 669,354 and 1,019,720.25

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Solution

The third proportional to 669,354 and 1,019,720.25 is: 1,553,482.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,354 : 1,019,720.25 = 1,019,720.25 : x
  2. Step 2: Convert to fraction form
    669,354/1,019,720.25 = 1,019,720.25/x
  3. Step 3: Cross multiply
    669,354x = 1,019,720.25 × 1,019,720.25
  4. Step 4: Simplify right side
    669,354x = 1,039,829,388,260.06
  5. Step 5: Solve for x
    x = 1,039,829,388,260.06/669,354
  6. Step 6: Final answer
    x = 1,553,482.00

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.