Home / 985,169.39-1,477,816.30-416,444.44

Finding the Fourth Proportional to 985,169.39, 1,477,816.30 and 416,444.44

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Solution

The fourth proportional to 985,169.39, 1,477,816.30 and 416,444.44 is: 624,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,169.39 : 1,477,816.30 = 416,444.44 : x
  2. Step 2: Convert to fraction form
    985,169.39/1,477,816.30 = 416,444.44/x
  3. Step 3: Cross multiply
    985,169.39x = 1,477,816.30 × 416,444.44
  4. Step 4: Simplify right side
    985,169.39x = 615,428,378,730.79
  5. Step 5: Solve for x
    x = 615,428,378,730.79/985,169.39
  6. Step 6: Final answer
    x = 624,692.96

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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.