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Finding the Fourth Proportional to 562,040.27, 775,707.41 and 417,804.11

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Solution

The fourth proportional to 562,040.27, 775,707.41 and 417,804.11 is: 576,637.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,040.27 : 775,707.41 = 417,804.11 : x
  2. Step 2: Convert to fraction form
    562,040.27/775,707.41 = 417,804.11/x
  3. Step 3: Cross multiply
    562,040.27x = 775,707.41 × 417,804.11
  4. Step 4: Simplify right side
    562,040.27x = 324,093,744,055.46
  5. Step 5: Solve for x
    x = 324,093,744,055.46/562,040.27
  6. Step 6: Final answer
    x = 576,637.94

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Why These Related Problems?

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