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Finding the Third Proportional to 515,590.03 and 757,582.88

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Solution

The third proportional to 515,590.03 and 757,582.88 is: 1,113,155.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,590.03 : 757,582.88 = 757,582.88 : x
  2. Step 2: Convert to fraction form
    515,590.03/757,582.88 = 757,582.88/x
  3. Step 3: Cross multiply
    515,590.03x = 757,582.88 × 757,582.88
  4. Step 4: Simplify right side
    515,590.03x = 573,931,812,493.27
  5. Step 5: Solve for x
    x = 573,931,812,493.27/515,590.03
  6. Step 6: Final answer
    x = 1,113,155.37

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.