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Finding the Third Proportional to 723,248 and 1,575,069

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Solution

The third proportional to 723,248 and 1,575,069 is: 3,430,140.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,248 : 1,575,069 = 1,575,069 : x
  2. Step 2: Convert to fraction form
    723,248/1,575,069 = 1,575,069/x
  3. Step 3: Cross multiply
    723,248x = 1,575,069 × 1,575,069
  4. Step 4: Simplify right side
    723,248x = 2,480,842,354,761
  5. Step 5: Solve for x
    x = 2,480,842,354,761/723,248
  6. Step 6: Final answer
    x = 3,430,140.64

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.