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Finding the Fourth Proportional to 270,055.50, 372,676.59 and 150,823.50

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Solution

The fourth proportional to 270,055.50, 372,676.59 and 150,823.50 is: 208,136.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,055.50 : 372,676.59 = 150,823.50 : x
  2. Step 2: Convert to fraction form
    270,055.50/372,676.59 = 150,823.50/x
  3. Step 3: Cross multiply
    270,055.50x = 372,676.59 × 150,823.50
  4. Step 4: Simplify right side
    270,055.50x = 56,208,387,671.87
  5. Step 5: Solve for x
    x = 56,208,387,671.87/270,055.50
  6. Step 6: Final answer
    x = 208,136.43

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1.5x scale

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.