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Finding the Fourth Proportional to 283,987.60, 425,619.60 and 150,931.60

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Solution

The fourth proportional to 283,987.60, 425,619.60 and 150,931.60 is: 226,205.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,987.60 : 425,619.60 = 150,931.60 : x
  2. Step 2: Convert to fraction form
    283,987.60/425,619.60 = 150,931.60/x
  3. Step 3: Cross multiply
    283,987.60x = 425,619.60 × 150,931.60
  4. Step 4: Simplify right side
    283,987.60x = 64,239,447,219.36
  5. Step 5: Solve for x
    x = 64,239,447,219.36/283,987.60
  6. Step 6: Final answer
    x = 226,205.11

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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.