Home / 345,082.68-476,217.90-190,051.38

Finding the Fourth Proportional to 345,082.68, 476,217.90 and 190,051.38

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Solution

The fourth proportional to 345,082.68, 476,217.90 and 190,051.38 is: 262,273.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,082.68 : 476,217.90 = 190,051.38 : x
  2. Step 2: Convert to fraction form
    345,082.68/476,217.90 = 190,051.38/x
  3. Step 3: Cross multiply
    345,082.68x = 476,217.90 × 190,051.38
  4. Step 4: Simplify right side
    345,082.68x = 90,505,869,075.70
  5. Step 5: Solve for x
    x = 90,505,869,075.70/345,082.68
  6. Step 6: Final answer
    x = 262,273.00

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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.