Home / 256,048.40-383,554.20-177,251.60

Finding the Fourth Proportional to 256,048.40, 383,554.20 and 177,251.60

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Solution

The fourth proportional to 256,048.40, 383,554.20 and 177,251.60 is: 265,518.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,048.40 : 383,554.20 = 177,251.60 : x
  2. Step 2: Convert to fraction form
    256,048.40/383,554.20 = 177,251.60/x
  3. Step 3: Cross multiply
    256,048.40x = 383,554.20 × 177,251.60
  4. Step 4: Simplify right side
    256,048.40x = 67,985,595,636.72
  5. Step 5: Solve for x
    x = 67,985,595,636.72/256,048.40
  6. Step 6: Final answer
    x = 265,518.53

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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.