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Finding the Fourth Proportional to 324,510.06, 486,104.13 and 264,751.50

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Solution

The fourth proportional to 324,510.06, 486,104.13 and 264,751.50 is: 396,588.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,510.06 : 486,104.13 = 264,751.50 : x
  2. Step 2: Convert to fraction form
    324,510.06/486,104.13 = 264,751.50/x
  3. Step 3: Cross multiply
    324,510.06x = 486,104.13 × 264,751.50
  4. Step 4: Simplify right side
    324,510.06x = 128,696,797,573.70
  5. Step 5: Solve for x
    x = 128,696,797,573.70/324,510.06
  6. Step 6: Final answer
    x = 396,588.01

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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.