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Finding the Third Proportional to 652,118.50 and 1,390,904

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Solution

The third proportional to 652,118.50 and 1,390,904 is: 2,966,660.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,118.50 : 1,390,904 = 1,390,904 : x
  2. Step 2: Convert to fraction form
    652,118.50/1,390,904 = 1,390,904/x
  3. Step 3: Cross multiply
    652,118.50x = 1,390,904 × 1,390,904
  4. Step 4: Simplify right side
    652,118.50x = 1,934,613,937,216
  5. Step 5: Solve for x
    x = 1,934,613,937,216/652,118.50
  6. Step 6: Final answer
    x = 2,966,660.10

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.