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Finding the Fourth Proportional to 637,453.04, 955,956.74 and 188,054.64

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Solution

The fourth proportional to 637,453.04, 955,956.74 and 188,054.64 is: 282,016.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,453.04 : 955,956.74 = 188,054.64 : x
  2. Step 2: Convert to fraction form
    637,453.04/955,956.74 = 188,054.64/x
  3. Step 3: Cross multiply
    637,453.04x = 955,956.74 × 188,054.64
  4. Step 4: Simplify right side
    637,453.04x = 179,772,099,656.00
  5. Step 5: Solve for x
    x = 179,772,099,656.00/637,453.04
  6. Step 6: Final answer
    x = 282,016.23

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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.