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Finding the Fourth Proportional to 255,583.04, 352,706.04 and 148,216.82

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Solution

The fourth proportional to 255,583.04, 352,706.04 and 148,216.82 is: 204,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,583.04 : 352,706.04 = 148,216.82 : x
  2. Step 2: Convert to fraction form
    255,583.04/352,706.04 = 148,216.82/x
  3. Step 3: Cross multiply
    255,583.04x = 352,706.04 × 148,216.82
  4. Step 4: Simplify right side
    255,583.04x = 52,276,967,643.59
  5. Step 5: Solve for x
    x = 52,276,967,643.59/255,583.04
  6. Step 6: Final answer
    x = 204,540.05

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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.