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Finding the Fourth Proportional to 772,995.64, 1,066,744.98 and 467,029.48

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Solution

The fourth proportional to 772,995.64, 1,066,744.98 and 467,029.48 is: 644,507.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,995.64 : 1,066,744.98 = 467,029.48 : x
  2. Step 2: Convert to fraction form
    772,995.64/1,066,744.98 = 467,029.48/x
  3. Step 3: Cross multiply
    772,995.64x = 1,066,744.98 × 467,029.48
  4. Step 4: Simplify right side
    772,995.64x = 498,201,353,302.01
  5. Step 5: Solve for x
    x = 498,201,353,302.01/772,995.64
  6. Step 6: Final answer
    x = 644,507.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.