Home / 277,985.08-383,620.02-150,660.64

Finding the Fourth Proportional to 277,985.08, 383,620.02 and 150,660.64

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Solution

The fourth proportional to 277,985.08, 383,620.02 and 150,660.64 is: 207,912.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,985.08 : 383,620.02 = 150,660.64 : x
  2. Step 2: Convert to fraction form
    277,985.08/383,620.02 = 150,660.64/x
  3. Step 3: Cross multiply
    277,985.08x = 383,620.02 × 150,660.64
  4. Step 4: Simplify right side
    277,985.08x = 57,796,437,730.01
  5. Step 5: Solve for x
    x = 57,796,437,730.01/277,985.08
  6. Step 6: Final answer
    x = 207,912.01

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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.