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Finding the Fourth Proportional to 582,564.80, 874,186.80 and 245,584.80

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Solution

The fourth proportional to 582,564.80, 874,186.80 and 245,584.80 is: 368,520.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,564.80 : 874,186.80 = 245,584.80 : x
  2. Step 2: Convert to fraction form
    582,564.80/874,186.80 = 245,584.80/x
  3. Step 3: Cross multiply
    582,564.80x = 874,186.80 × 245,584.80
  4. Step 4: Simplify right side
    582,564.80x = 214,686,990,440.64
  5. Step 5: Solve for x
    x = 214,686,990,440.64/582,564.80
  6. Step 6: Final answer
    x = 368,520.36

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1.5x scale

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.