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Finding the Fourth Proportional to 255,573.70, 383,227.35 and 95,518.06

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Solution

The fourth proportional to 255,573.70, 383,227.35 and 95,518.06 is: 143,227.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,573.70 : 383,227.35 = 95,518.06 : x
  2. Step 2: Convert to fraction form
    255,573.70/383,227.35 = 95,518.06/x
  3. Step 3: Cross multiply
    255,573.70x = 383,227.35 × 95,518.06
  4. Step 4: Simplify right side
    255,573.70x = 36,605,133,010.94
  5. Step 5: Solve for x
    x = 36,605,133,010.94/255,573.70
  6. Step 6: Final answer
    x = 143,227.31

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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.