Home / 277,728.60-383,263.56-150,401.28

Finding the Fourth Proportional to 277,728.60, 383,263.56 and 150,401.28

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Solution

The fourth proportional to 277,728.60, 383,263.56 and 150,401.28 is: 207,552.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,728.60 : 383,263.56 = 150,401.28 : x
  2. Step 2: Convert to fraction form
    277,728.60/383,263.56 = 150,401.28/x
  3. Step 3: Cross multiply
    277,728.60x = 383,263.56 × 150,401.28
  4. Step 4: Simplify right side
    277,728.60x = 57,643,330,001.36
  5. Step 5: Solve for x
    x = 57,643,330,001.36/277,728.60
  6. Step 6: Final answer
    x = 207,552.73

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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.