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Finding the Fourth Proportional to 277,886.10, 383,483.19 and 150,561.60

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Solution

The fourth proportional to 277,886.10, 383,483.19 and 150,561.60 is: 207,775.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,886.10 : 383,483.19 = 150,561.60 : x
  2. Step 2: Convert to fraction form
    277,886.10/383,483.19 = 150,561.60/x
  3. Step 3: Cross multiply
    277,886.10x = 383,483.19 × 150,561.60
  4. Step 4: Simplify right side
    277,886.10x = 57,737,842,659.50
  5. Step 5: Solve for x
    x = 57,737,842,659.50/277,886.10
  6. Step 6: Final answer
    x = 207,775.21

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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.