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Finding the Third Proportional to 334,046 and 684,490

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Solution

The third proportional to 334,046 and 684,490 is: 1,402,580.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,046 : 684,490 = 684,490 : x
  2. Step 2: Convert to fraction form
    334,046/684,490 = 684,490/x
  3. Step 3: Cross multiply
    334,046x = 684,490 × 684,490
  4. Step 4: Simplify right side
    334,046x = 468,526,560,100
  5. Step 5: Solve for x
    x = 468,526,560,100/334,046
  6. Step 6: Final answer
    x = 1,402,580.96

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.