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Finding the Fourth Proportional to 370,954.56, 556,103.52 and 160,477.68

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Solution

The fourth proportional to 370,954.56, 556,103.52 and 160,477.68 is: 240,574.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,954.56 : 556,103.52 = 160,477.68 : x
  2. Step 2: Convert to fraction form
    370,954.56/556,103.52 = 160,477.68/x
  3. Step 3: Cross multiply
    370,954.56x = 556,103.52 × 160,477.68
  4. Step 4: Simplify right side
    370,954.56x = 89,242,202,729.43
  5. Step 5: Solve for x
    x = 89,242,202,729.43/370,954.56
  6. Step 6: Final answer
    x = 240,574.49

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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.