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Finding the Fourth Proportional to 268,215.00, 370,143.22 and 147,364.11

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Solution

The fourth proportional to 268,215.00, 370,143.22 and 147,364.11 is: 203,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,215.00 : 370,143.22 = 147,364.11 : x
  2. Step 2: Convert to fraction form
    268,215.00/370,143.22 = 147,364.11/x
  3. Step 3: Cross multiply
    268,215.00x = 370,143.22 × 147,364.11
  4. Step 4: Simplify right side
    268,215.00x = 54,545,826,095.73
  5. Step 5: Solve for x
    x = 54,545,826,095.73/268,215.00
  6. Step 6: Final answer
    x = 203,366.06

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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.