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Finding the Fourth Proportional to 637,344.64, 956,043.33 and 188,065.49

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Solution

The fourth proportional to 637,344.64, 956,043.33 and 188,065.49 is: 282,106.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,344.64 : 956,043.33 = 188,065.49 : x
  2. Step 2: Convert to fraction form
    637,344.64/956,043.33 = 188,065.49/x
  3. Step 3: Cross multiply
    637,344.64x = 956,043.33 × 188,065.49
  4. Step 4: Simplify right side
    637,344.64x = 179,798,757,317.68
  5. Step 5: Solve for x
    x = 179,798,757,317.68/637,344.64
  6. Step 6: Final answer
    x = 282,106.02

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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.