Home / 734,371.02-1,013,429.22-412,080.36

Finding the Fourth Proportional to 734,371.02, 1,013,429.22 and 412,080.36

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Solution

The fourth proportional to 734,371.02, 1,013,429.22 and 412,080.36 is: 568,669.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,371.02 : 1,013,429.22 = 412,080.36 : x
  2. Step 2: Convert to fraction form
    734,371.02/1,013,429.22 = 412,080.36/x
  3. Step 3: Cross multiply
    734,371.02x = 1,013,429.22 × 412,080.36
  4. Step 4: Simplify right side
    734,371.02x = 417,614,277,812.12
  5. Step 5: Solve for x
    x = 417,614,277,812.12/734,371.02
  6. Step 6: Final answer
    x = 568,669.33

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.