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Finding the Fourth Proportional to 483,568.63, 667,386.08 and 292,583.59

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Solution

The fourth proportional to 483,568.63, 667,386.08 and 292,583.59 is: 403,802.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,568.63 : 667,386.08 = 292,583.59 : x
  2. Step 2: Convert to fraction form
    483,568.63/667,386.08 = 292,583.59/x
  3. Step 3: Cross multiply
    483,568.63x = 667,386.08 × 292,583.59
  4. Step 4: Simplify right side
    483,568.63x = 195,266,213,739.51
  5. Step 5: Solve for x
    x = 195,266,213,739.51/483,568.63
  6. Step 6: Final answer
    x = 403,802.48

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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.