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Finding the Third Proportional to 431,590,010 and 630,999,687

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Solution

The third proportional to 431,590,010 and 630,999,687 is: 922,543,607.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,590,010 : 630,999,687 = 630,999,687 : x
  2. Step 2: Convert to fraction form
    431,590,010/630,999,687 = 630,999,687/x
  3. Step 3: Cross multiply
    431,590,010x = 630,999,687 × 630,999,687
  4. Step 4: Simplify right side
    431,590,010x = 398,160,604,994,097,984
  5. Step 5: Solve for x
    x = 398,160,604,994,097,984/431,590,010
  6. Step 6: Final answer
    x = 922,543,607.98

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.