Home / 1,069,395.44-1,603,559.41-349,643.39

Finding the Fourth Proportional to 1,069,395.44, 1,603,559.41 and 349,643.39

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Solution

The fourth proportional to 1,069,395.44, 1,603,559.41 and 349,643.39 is: 524,290.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,395.44 : 1,603,559.41 = 349,643.39 : x
  2. Step 2: Convert to fraction form
    1,069,395.44/1,603,559.41 = 349,643.39/x
  3. Step 3: Cross multiply
    1,069,395.44x = 1,603,559.41 × 349,643.39
  4. Step 4: Simplify right side
    1,069,395.44x = 560,673,939,286.89
  5. Step 5: Solve for x
    x = 560,673,939,286.89/1,069,395.44
  6. Step 6: Final answer
    x = 524,290.57

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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.