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Finding the Fourth Proportional to 295,053.44, 440,900.48 and 221,544.18

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Solution

The fourth proportional to 295,053.44, 440,900.48 and 221,544.18 is: 331,055.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,053.44 : 440,900.48 = 221,544.18 : x
  2. Step 2: Convert to fraction form
    295,053.44/440,900.48 = 221,544.18/x
  3. Step 3: Cross multiply
    295,053.44x = 440,900.48 × 221,544.18
  4. Step 4: Simplify right side
    295,053.44x = 97,678,935,303.21
  5. Step 5: Solve for x
    x = 97,678,935,303.21/295,053.44
  6. Step 6: Final answer
    x = 331,055.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.