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Finding the Fourth Proportional to 277,695.59, 383,212.19 and 164,518.34

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Solution

The fourth proportional to 277,695.59, 383,212.19 and 164,518.34 is: 227,030.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,695.59 : 383,212.19 = 164,518.34 : x
  2. Step 2: Convert to fraction form
    277,695.59/383,212.19 = 164,518.34/x
  3. Step 3: Cross multiply
    277,695.59x = 383,212.19 × 164,518.34
  4. Step 4: Simplify right side
    277,695.59x = 63,045,430,627.91
  5. Step 5: Solve for x
    x = 63,045,430,627.91/277,695.59
  6. Step 6: Final answer
    x = 227,030.73

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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.