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Finding the Third Proportional to 155,038 and 334,862

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Solution

The third proportional to 155,038 and 334,862 is: 723,258.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,038 : 334,862 = 334,862 : x
  2. Step 2: Convert to fraction form
    155,038/334,862 = 334,862/x
  3. Step 3: Cross multiply
    155,038x = 334,862 × 334,862
  4. Step 4: Simplify right side
    155,038x = 112,132,559,044
  5. Step 5: Solve for x
    x = 112,132,559,044/155,038
  6. Step 6: Final answer
    x = 723,258.55

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.