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Finding the Fourth Proportional to 270,533.08, 405,854.98 and 93,017.03

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Solution

The fourth proportional to 270,533.08, 405,854.98 and 93,017.03 is: 139,544.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,533.08 : 405,854.98 = 93,017.03 : x
  2. Step 2: Convert to fraction form
    270,533.08/405,854.98 = 93,017.03/x
  3. Step 3: Cross multiply
    270,533.08x = 405,854.98 × 93,017.03
  4. Step 4: Simplify right side
    270,533.08x = 37,751,422,588.49
  5. Step 5: Solve for x
    x = 37,751,422,588.49/270,533.08
  6. Step 6: Final answer
    x = 139,544.57

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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.