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Finding the Third Proportional to 359,245.88 and 499,502.63

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Solution

The third proportional to 359,245.88 and 499,502.63 is: 694,518.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,245.88 : 499,502.63 = 499,502.63 : x
  2. Step 2: Convert to fraction form
    359,245.88/499,502.63 = 499,502.63/x
  3. Step 3: Cross multiply
    359,245.88x = 499,502.63 × 499,502.63
  4. Step 4: Simplify right side
    359,245.88x = 249,502,872,381.89
  5. Step 5: Solve for x
    x = 249,502,872,381.89/359,245.88
  6. Step 6: Final answer
    x = 694,518.41

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.