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Finding the Fourth Proportional to 323,601.80, 446,533.57 and 187,607.39

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Solution

The fourth proportional to 323,601.80, 446,533.57 and 187,607.39 is: 258,876.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,601.80 : 446,533.57 = 187,607.39 : x
  2. Step 2: Convert to fraction form
    323,601.80/446,533.57 = 187,607.39/x
  3. Step 3: Cross multiply
    323,601.80x = 446,533.57 × 187,607.39
  4. Step 4: Simplify right side
    323,601.80x = 83,772,997,615.08
  5. Step 5: Solve for x
    x = 83,772,997,615.08/323,601.80
  6. Step 6: Final answer
    x = 258,876.80

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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.