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Finding the Fourth Proportional to 267,201.99, 368,731.49 and 152,478.54

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Solution

The fourth proportional to 267,201.99, 368,731.49 and 152,478.54 is: 210,416.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,201.99 : 368,731.49 = 152,478.54 : x
  2. Step 2: Convert to fraction form
    267,201.99/368,731.49 = 152,478.54/x
  3. Step 3: Cross multiply
    267,201.99x = 368,731.49 × 152,478.54
  4. Step 4: Simplify right side
    267,201.99x = 56,223,638,484.83
  5. Step 5: Solve for x
    x = 56,223,638,484.83/267,201.99
  6. Step 6: Final answer
    x = 210,416.24

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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.