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Finding the Fourth Proportional to 589,920.40, 884,880.60 and 252,903.70

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Solution

The fourth proportional to 589,920.40, 884,880.60 and 252,903.70 is: 379,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,920.40 : 884,880.60 = 252,903.70 : x
  2. Step 2: Convert to fraction form
    589,920.40/884,880.60 = 252,903.70/x
  3. Step 3: Cross multiply
    589,920.40x = 884,880.60 × 252,903.70
  4. Step 4: Simplify right side
    589,920.40x = 223,789,577,798.22
  5. Step 5: Solve for x
    x = 223,789,577,798.22/589,920.40
  6. Step 6: Final answer
    x = 379,355.55

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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.