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Finding the Fourth Proportional to 704,800.60, 1,057,200.90 and 350,506.60

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Solution

The fourth proportional to 704,800.60, 1,057,200.90 and 350,506.60 is: 525,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,800.60 : 1,057,200.90 = 350,506.60 : x
  2. Step 2: Convert to fraction form
    704,800.60/1,057,200.90 = 350,506.60/x
  3. Step 3: Cross multiply
    704,800.60x = 1,057,200.90 × 350,506.60
  4. Step 4: Simplify right side
    704,800.60x = 370,555,892,975.94
  5. Step 5: Solve for x
    x = 370,555,892,975.94/704,800.60
  6. Step 6: Final answer
    x = 525,759.90

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Similar ratio
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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.