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Finding the Third Proportional to 359,268 and 499,528.13

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Solution

The third proportional to 359,268 and 499,528.13 is: 694,546.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,268 : 499,528.13 = 499,528.13 : x
  2. Step 2: Convert to fraction form
    359,268/499,528.13 = 499,528.13/x
  3. Step 3: Cross multiply
    359,268x = 499,528.13 × 499,528.13
  4. Step 4: Simplify right side
    359,268x = 249,528,347,666.02
  5. Step 5: Solve for x
    x = 249,528,347,666.02/359,268
  6. Step 6: Final answer
    x = 694,546.54

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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.