Home / 746,194.80-1,119,551.40-325,772.40

Finding the Fourth Proportional to 746,194.80, 1,119,551.40 and 325,772.40

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Solution

The fourth proportional to 746,194.80, 1,119,551.40 and 325,772.40 is: 488,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,194.80 : 1,119,551.40 = 325,772.40 : x
  2. Step 2: Convert to fraction form
    746,194.80/1,119,551.40 = 325,772.40/x
  3. Step 3: Cross multiply
    746,194.80x = 1,119,551.40 × 325,772.40
  4. Step 4: Simplify right side
    746,194.80x = 364,718,946,501.36
  5. Step 5: Solve for x
    x = 364,718,946,501.36/746,194.80
  6. Step 6: Final answer
    x = 488,771.76

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Double scale
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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.