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Finding the Fourth Proportional to 441,285.64, 662,208.18 and 188,567.88

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Solution

The fourth proportional to 441,285.64, 662,208.18 and 188,567.88 is: 282,971.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,285.64 : 662,208.18 = 188,567.88 : x
  2. Step 2: Convert to fraction form
    441,285.64/662,208.18 = 188,567.88/x
  3. Step 3: Cross multiply
    441,285.64x = 662,208.18 × 188,567.88
  4. Step 4: Simplify right side
    441,285.64x = 124,871,192,621.26
  5. Step 5: Solve for x
    x = 124,871,192,621.26/441,285.64
  6. Step 6: Final answer
    x = 282,971.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.