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Finding the Third Proportional to 870,920.44 and 1,203,454.13

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Solution

The third proportional to 870,920.44 and 1,203,454.13 is: 1,662,955.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,920.44 : 1,203,454.13 = 1,203,454.13 : x
  2. Step 2: Convert to fraction form
    870,920.44/1,203,454.13 = 1,203,454.13/x
  3. Step 3: Cross multiply
    870,920.44x = 1,203,454.13 × 1,203,454.13
  4. Step 4: Simplify right side
    870,920.44x = 1,448,301,830,979.52
  5. Step 5: Solve for x
    x = 1,448,301,830,979.52/870,920.44
  6. Step 6: Final answer
    x = 1,662,955.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.