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Finding the Third Proportional to 540,178 and 1,160,419

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Solution

The third proportional to 540,178 and 1,160,419 is: 2,492,830.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,178 : 1,160,419 = 1,160,419 : x
  2. Step 2: Convert to fraction form
    540,178/1,160,419 = 1,160,419/x
  3. Step 3: Cross multiply
    540,178x = 1,160,419 × 1,160,419
  4. Step 4: Simplify right side
    540,178x = 1,346,572,255,561
  5. Step 5: Solve for x
    x = 1,346,572,255,561/540,178
  6. Step 6: Final answer
    x = 2,492,830.61

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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.