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Finding the Third Proportional to 277,482.38 and 375,991.88

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Solution

The third proportional to 277,482.38 and 375,991.88 is: 509,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,482.38 : 375,991.88 = 375,991.88 : x
  2. Step 2: Convert to fraction form
    277,482.38/375,991.88 = 375,991.88/x
  3. Step 3: Cross multiply
    277,482.38x = 375,991.88 × 375,991.88
  4. Step 4: Simplify right side
    277,482.38x = 141,369,890,066.02
  5. Step 5: Solve for x
    x = 141,369,890,066.02/277,482.38
  6. Step 6: Final answer
    x = 509,473.40

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.