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Finding the Fourth Proportional to 589,537.80, 884,478.90 and 190,169.70

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Solution

The fourth proportional to 589,537.80, 884,478.90 and 190,169.70 is: 285,310.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,537.80 : 884,478.90 = 190,169.70 : x
  2. Step 2: Convert to fraction form
    589,537.80/884,478.90 = 190,169.70/x
  3. Step 3: Cross multiply
    589,537.80x = 884,478.90 × 190,169.70
  4. Step 4: Simplify right side
    589,537.80x = 168,201,087,069.33
  5. Step 5: Solve for x
    x = 168,201,087,069.33/589,537.80
  6. Step 6: Final answer
    x = 285,310.10

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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.