Home / 277,930.17-383,402.77-175,783.60

Finding the Fourth Proportional to 277,930.17, 383,402.77 and 175,783.60

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Solution

The fourth proportional to 277,930.17, 383,402.77 and 175,783.60 is: 242,492.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,930.17 : 383,402.77 = 175,783.60 : x
  2. Step 2: Convert to fraction form
    277,930.17/383,402.77 = 175,783.60/x
  3. Step 3: Cross multiply
    277,930.17x = 383,402.77 × 175,783.60
  4. Step 4: Simplify right side
    277,930.17x = 67,395,919,200.37
  5. Step 5: Solve for x
    x = 67,395,919,200.37/277,930.17
  6. Step 6: Final answer
    x = 242,492.27

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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.