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Finding the Third Proportional to 5,242,798.50 and 7,083,346.50

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Solution

The third proportional to 5,242,798.50 and 7,083,346.50 is: 9,570,041.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,798.50 : 7,083,346.50 = 7,083,346.50 : x
  2. Step 2: Convert to fraction form
    5,242,798.50/7,083,346.50 = 7,083,346.50/x
  3. Step 3: Cross multiply
    5,242,798.50x = 7,083,346.50 × 7,083,346.50
  4. Step 4: Simplify right side
    5,242,798.50x = 50,173,797,639,062.25
  5. Step 5: Solve for x
    x = 50,173,797,639,062.25/5,242,798.50
  6. Step 6: Final answer
    x = 9,570,041.20

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.