Home / 1,075,381.38-1,613,072.07-444,311.55

Finding the Fourth Proportional to 1,075,381.38, 1,613,072.07 and 444,311.55

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Solution

The fourth proportional to 1,075,381.38, 1,613,072.07 and 444,311.55 is: 666,467.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,381.38 : 1,613,072.07 = 444,311.55 : x
  2. Step 2: Convert to fraction form
    1,075,381.38/1,613,072.07 = 444,311.55/x
  3. Step 3: Cross multiply
    1,075,381.38x = 1,613,072.07 × 444,311.55
  4. Step 4: Simplify right side
    1,075,381.38x = 716,706,551,683.41
  5. Step 5: Solve for x
    x = 716,706,551,683.41/1,075,381.38
  6. Step 6: Final answer
    x = 666,467.33

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Double scale
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Similar ratio
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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.