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Finding the Fourth Proportional to 301,554.43, 416,152.35 and 163,739.17

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Solution

The fourth proportional to 301,554.43, 416,152.35 and 163,739.17 is: 225,963.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,554.43 : 416,152.35 = 163,739.17 : x
  2. Step 2: Convert to fraction form
    301,554.43/416,152.35 = 163,739.17/x
  3. Step 3: Cross multiply
    301,554.43x = 416,152.35 × 163,739.17
  4. Step 4: Simplify right side
    301,554.43x = 68,140,440,227.73
  5. Step 5: Solve for x
    x = 68,140,440,227.73/301,554.43
  6. Step 6: Final answer
    x = 225,963.98

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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.