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Finding the Third Proportional to 56,383,840.50 and 89,718,490.50

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Solution

The third proportional to 56,383,840.50 and 89,718,490.50 is: 142,760,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,383,840.50 : 89,718,490.50 = 89,718,490.50 : x
  2. Step 2: Convert to fraction form
    56,383,840.50/89,718,490.50 = 89,718,490.50/x
  3. Step 3: Cross multiply
    56,383,840.50x = 89,718,490.50 × 89,718,490.50
  4. Step 4: Simplify right side
    56,383,840.50x = 8,049,407,537,598,590
  5. Step 5: Solve for x
    x = 8,049,407,537,598,590/56,383,840.50
  6. Step 6: Final answer
    x = 142,760,895.08

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.