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Finding the Third Proportional to 255,201 and 549,402

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Solution

The third proportional to 255,201 and 549,402 is: 1,182,764.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,201 : 549,402 = 549,402 : x
  2. Step 2: Convert to fraction form
    255,201/549,402 = 549,402/x
  3. Step 3: Cross multiply
    255,201x = 549,402 × 549,402
  4. Step 4: Simplify right side
    255,201x = 301,842,557,604
  5. Step 5: Solve for x
    x = 301,842,557,604/255,201
  6. Step 6: Final answer
    x = 1,182,764.01

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.