Home / 806,583.08-1,210,056.90-266,838.09

Finding the Fourth Proportional to 806,583.08, 1,210,056.90 and 266,838.09

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Solution

The fourth proportional to 806,583.08, 1,210,056.90 and 266,838.09 is: 400,317.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,583.08 : 1,210,056.90 = 266,838.09 : x
  2. Step 2: Convert to fraction form
    806,583.08/1,210,056.90 = 266,838.09/x
  3. Step 3: Cross multiply
    806,583.08x = 1,210,056.90 × 266,838.09
  4. Step 4: Simplify right side
    806,583.08x = 322,889,273,255.54
  5. Step 5: Solve for x
    x = 322,889,273,255.54/806,583.08
  6. Step 6: Final answer
    x = 400,317.44

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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.