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Finding the Fourth Proportional to 240,623.91, 360,935.42 and 98,535.42

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Solution

The fourth proportional to 240,623.91, 360,935.42 and 98,535.42 is: 147,802.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,623.91 : 360,935.42 = 98,535.42 : x
  2. Step 2: Convert to fraction form
    240,623.91/360,935.42 = 98,535.42/x
  3. Step 3: Cross multiply
    240,623.91x = 360,935.42 × 98,535.42
  4. Step 4: Simplify right side
    240,623.91x = 35,564,922,709.90
  5. Step 5: Solve for x
    x = 35,564,922,709.90/240,623.91
  6. Step 6: Final answer
    x = 147,802.95

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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.