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Finding the Fourth Proportional to 472,969.08, 652,693.77 and 258,104.43

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Solution

The fourth proportional to 472,969.08, 652,693.77 and 258,104.43 is: 356,182.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,969.08 : 652,693.77 = 258,104.43 : x
  2. Step 2: Convert to fraction form
    472,969.08/652,693.77 = 258,104.43/x
  3. Step 3: Cross multiply
    472,969.08x = 652,693.77 × 258,104.43
  4. Step 4: Simplify right side
    472,969.08x = 168,463,153,470.40
  5. Step 5: Solve for x
    x = 168,463,153,470.40/472,969.08
  6. Step 6: Final answer
    x = 356,182.17

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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.