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Finding the Third Proportional to 528,234 and 1,100,242.50

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Solution

The third proportional to 528,234 and 1,100,242.50 is: 2,291,661.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,234 : 1,100,242.50 = 1,100,242.50 : x
  2. Step 2: Convert to fraction form
    528,234/1,100,242.50 = 1,100,242.50/x
  3. Step 3: Cross multiply
    528,234x = 1,100,242.50 × 1,100,242.50
  4. Step 4: Simplify right side
    528,234x = 1,210,533,558,806.25
  5. Step 5: Solve for x
    x = 1,210,533,558,806.25/528,234
  6. Step 6: Final answer
    x = 2,291,661.57

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.