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Finding the Fourth Proportional to 274,737.37, 412,259.16 and 148,374.94

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Solution

The fourth proportional to 274,737.37, 412,259.16 and 148,374.94 is: 222,645.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,737.37 : 412,259.16 = 148,374.94 : x
  2. Step 2: Convert to fraction form
    274,737.37/412,259.16 = 148,374.94/x
  3. Step 3: Cross multiply
    274,737.37x = 412,259.16 × 148,374.94
  4. Step 4: Simplify right side
    274,737.37x = 61,168,928,129.45
  5. Step 5: Solve for x
    x = 61,168,928,129.45/274,737.37
  6. Step 6: Final answer
    x = 222,645.10

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1.5x scale

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.