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Finding the Third Proportional to 255,164 and 549,329

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Solution

The third proportional to 255,164 and 549,329 is: 1,182,621.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,164 : 549,329 = 549,329 : x
  2. Step 2: Convert to fraction form
    255,164/549,329 = 549,329/x
  3. Step 3: Cross multiply
    255,164x = 549,329 × 549,329
  4. Step 4: Simplify right side
    255,164x = 301,762,350,241
  5. Step 5: Solve for x
    x = 301,762,350,241/255,164
  6. Step 6: Final answer
    x = 1,182,621.18

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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.