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Finding the Third Proportional to 3,558,153 and 5,243,117.50

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Solution

The third proportional to 3,558,153 and 5,243,117.50 is: 7,725,997.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,153 : 5,243,117.50 = 5,243,117.50 : x
  2. Step 2: Convert to fraction form
    3,558,153/5,243,117.50 = 5,243,117.50/x
  3. Step 3: Cross multiply
    3,558,153x = 5,243,117.50 × 5,243,117.50
  4. Step 4: Simplify right side
    3,558,153x = 27,490,281,118,806.25
  5. Step 5: Solve for x
    x = 27,490,281,118,806.25/3,558,153
  6. Step 6: Final answer
    x = 7,725,997.48

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.