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Finding the Third Proportional to 259,367,064 and 555,802,140

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Solution

The third proportional to 259,367,064 and 555,802,140 is: 1,191,037,960.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,367,064 : 555,802,140 = 555,802,140 : x
  2. Step 2: Convert to fraction form
    259,367,064/555,802,140 = 555,802,140/x
  3. Step 3: Cross multiply
    259,367,064x = 555,802,140 × 555,802,140
  4. Step 4: Simplify right side
    259,367,064x = 308,916,018,828,579,584
  5. Step 5: Solve for x
    x = 308,916,018,828,579,584/259,367,064
  6. Step 6: Final answer
    x = 1,191,037,960.12

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.