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Finding the Fourth Proportional to 974,682.80, 1,462,024.20 and 900,033.20

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Solution

The fourth proportional to 974,682.80, 1,462,024.20 and 900,033.20 is: 1,350,049.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,682.80 : 1,462,024.20 = 900,033.20 : x
  2. Step 2: Convert to fraction form
    974,682.80/1,462,024.20 = 900,033.20/x
  3. Step 3: Cross multiply
    974,682.80x = 1,462,024.20 × 900,033.20
  4. Step 4: Simplify right side
    974,682.80x = 1,315,870,319,203.44
  5. Step 5: Solve for x
    x = 1,315,870,319,203.44/974,682.80
  6. Step 6: Final answer
    x = 1,350,049.80

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Similar ratio
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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.