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Finding the Fourth Proportional to 268,384.44, 370,368.36 and 147,524.45

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Solution

The fourth proportional to 268,384.44, 370,368.36 and 147,524.45 is: 203,582.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,384.44 : 370,368.36 = 147,524.45 : x
  2. Step 2: Convert to fraction form
    268,384.44/370,368.36 = 147,524.45/x
  3. Step 3: Cross multiply
    268,384.44x = 370,368.36 × 147,524.45
  4. Step 4: Simplify right side
    268,384.44x = 54,638,386,754.56
  5. Step 5: Solve for x
    x = 54,638,386,754.56/268,384.44
  6. Step 6: Final answer
    x = 203,582.54

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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.