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Finding the Fourth Proportional to 335,920.47, 463,570.25 and 185,017.47

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Solution

The fourth proportional to 335,920.47, 463,570.25 and 185,017.47 is: 255,324.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,920.47 : 463,570.25 = 185,017.47 : x
  2. Step 2: Convert to fraction form
    335,920.47/463,570.25 = 185,017.47/x
  3. Step 3: Cross multiply
    335,920.47x = 463,570.25 × 185,017.47
  4. Step 4: Simplify right side
    335,920.47x = 85,768,594,359.72
  5. Step 5: Solve for x
    x = 85,768,594,359.72/335,920.47
  6. Step 6: Final answer
    x = 255,324.11

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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.