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Finding the Third Proportional to 403,792,573.90 and 876,499,482.67

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Solution

The third proportional to 403,792,573.90 and 876,499,482.67 is: 1,902,589,083.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,792,573.90 : 876,499,482.67 = 876,499,482.67 : x
  2. Step 2: Convert to fraction form
    403,792,573.90/876,499,482.67 = 876,499,482.67/x
  3. Step 3: Cross multiply
    403,792,573.90x = 876,499,482.67 × 876,499,482.67
  4. Step 4: Simplify right side
    403,792,573.90x = 768,251,343,127,491,712
  5. Step 5: Solve for x
    x = 768,251,343,127,491,712/403,792,573.90
  6. Step 6: Final answer
    x = 1,902,589,083.59

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.