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Finding the Fourth Proportional to 4,534,693.20, 6,802,039.80 and 4,534,693.20

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Solution

The fourth proportional to 4,534,693.20, 6,802,039.80 and 4,534,693.20 is: 6,802,039.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,534,693.20 : 6,802,039.80 = 4,534,693.20 : x
  2. Step 2: Convert to fraction form
    4,534,693.20/6,802,039.80 = 4,534,693.20/x
  3. Step 3: Cross multiply
    4,534,693.20x = 6,802,039.80 × 4,534,693.20
  4. Step 4: Simplify right side
    4,534,693.20x = 30,845,163,627,189.36
  5. Step 5: Solve for x
    x = 30,845,163,627,189.36/4,534,693.20
  6. Step 6: Final answer
    x = 6,802,039.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.