Home / 739,133.70-1,107,935.10-401,460.90

Finding the Fourth Proportional to 739,133.70, 1,107,935.10 and 401,460.90

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Solution

The fourth proportional to 739,133.70, 1,107,935.10 and 401,460.90 is: 601,775.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,133.70 : 1,107,935.10 = 401,460.90 : x
  2. Step 2: Convert to fraction form
    739,133.70/1,107,935.10 = 401,460.90/x
  3. Step 3: Cross multiply
    739,133.70x = 1,107,935.10 × 401,460.90
  4. Step 4: Simplify right side
    739,133.70x = 444,792,622,387.59
  5. Step 5: Solve for x
    x = 444,792,622,387.59/739,133.70
  6. Step 6: Final answer
    x = 601,775.60

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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.