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Finding the Third Proportional to 724,335,430 and 1,569,004,272

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Solution

The third proportional to 724,335,430 and 1,569,004,272 is: 3,398,666,285.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,335,430 : 1,569,004,272 = 1,569,004,272 : x
  2. Step 2: Convert to fraction form
    724,335,430/1,569,004,272 = 1,569,004,272/x
  3. Step 3: Cross multiply
    724,335,430x = 1,569,004,272 × 1,569,004,272
  4. Step 4: Simplify right side
    724,335,430x = 2,461,774,405,554,249,728
  5. Step 5: Solve for x
    x = 2,461,774,405,554,249,728/724,335,430
  6. Step 6: Final answer
    x = 3,398,666,285.80

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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.