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Finding the Third Proportional to 85,349,587.50 and 121,962,710.25

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Solution

The third proportional to 85,349,587.50 and 121,962,710.25 is: 174,282,068.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,349,587.50 : 121,962,710.25 = 121,962,710.25 : x
  2. Step 2: Convert to fraction form
    85,349,587.50/121,962,710.25 = 121,962,710.25/x
  3. Step 3: Cross multiply
    85,349,587.50x = 121,962,710.25 × 121,962,710.25
  4. Step 4: Simplify right side
    85,349,587.50x = 14,874,902,691,525,456
  5. Step 5: Solve for x
    x = 14,874,902,691,525,456/85,349,587.50
  6. Step 6: Final answer
    x = 174,282,068.93

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.