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Finding the Fourth Proportional to 277,618.77, 383,114.61 and 150,294.60

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Solution

The fourth proportional to 277,618.77, 383,114.61 and 150,294.60 is: 207,406.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,618.77 : 383,114.61 = 150,294.60 : x
  2. Step 2: Convert to fraction form
    277,618.77/383,114.61 = 150,294.60/x
  3. Step 3: Cross multiply
    277,618.77x = 383,114.61 × 150,294.60
  4. Step 4: Simplify right side
    277,618.77x = 57,580,057,064.11
  5. Step 5: Solve for x
    x = 57,580,057,064.11/277,618.77
  6. Step 6: Final answer
    x = 207,406.93

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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.