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Finding the Fourth Proportional to 594,620.80, 889,339.20 and 531,894.40

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Solution

The fourth proportional to 594,620.80, 889,339.20 and 531,894.40 is: 795,523.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,620.80 : 889,339.20 = 531,894.40 : x
  2. Step 2: Convert to fraction form
    594,620.80/889,339.20 = 531,894.40/x
  3. Step 3: Cross multiply
    594,620.80x = 889,339.20 × 531,894.40
  4. Step 4: Simplify right side
    594,620.80x = 473,034,540,180.48
  5. Step 5: Solve for x
    x = 473,034,540,180.48/594,620.80
  6. Step 6: Final answer
    x = 795,523.03

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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.