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Finding the Fourth Proportional to 270,757, 373,644.66 and 151,525

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Solution

The fourth proportional to 270,757, 373,644.66 and 151,525 is: 209,104.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,757 : 373,644.66 = 151,525 : x
  2. Step 2: Convert to fraction form
    270,757/373,644.66 = 151,525/x
  3. Step 3: Cross multiply
    270,757x = 373,644.66 × 151,525
  4. Step 4: Simplify right side
    270,757x = 56,616,507,106.50
  5. Step 5: Solve for x
    x = 56,616,507,106.50/270,757
  6. Step 6: Final answer
    x = 209,104.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.