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Finding the Third Proportional to 870,292 and 1,350,392

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Solution

The third proportional to 870,292 and 1,350,392 is: 2,095,341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,292 : 1,350,392 = 1,350,392 : x
  2. Step 2: Convert to fraction form
    870,292/1,350,392 = 1,350,392/x
  3. Step 3: Cross multiply
    870,292x = 1,350,392 × 1,350,392
  4. Step 4: Simplify right side
    870,292x = 1,823,558,553,664
  5. Step 5: Solve for x
    x = 1,823,558,553,664/870,292
  6. Step 6: Final answer
    x = 2,095,341.05

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.