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Finding the Fourth Proportional to 277,520.96, 383,038.88 and 175,481.28

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Solution

The fourth proportional to 277,520.96, 383,038.88 and 175,481.28 is: 242,202.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,520.96 : 383,038.88 = 175,481.28 : x
  2. Step 2: Convert to fraction form
    277,520.96/383,038.88 = 175,481.28/x
  3. Step 3: Cross multiply
    277,520.96x = 383,038.88 × 175,481.28
  4. Step 4: Simplify right side
    277,520.96x = 67,216,152,952.17
  5. Step 5: Solve for x
    x = 67,216,152,952.17/277,520.96
  6. Step 6: Final answer
    x = 242,202.08

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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.