Home / 1,136,907.40-1,705,361.16-338,200.36

Finding the Fourth Proportional to 1,136,907.40, 1,705,361.16 and 338,200.36

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Solution

The fourth proportional to 1,136,907.40, 1,705,361.16 and 338,200.36 is: 507,300.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,907.40 : 1,705,361.16 = 338,200.36 : x
  2. Step 2: Convert to fraction form
    1,136,907.40/1,705,361.16 = 338,200.36/x
  3. Step 3: Cross multiply
    1,136,907.40x = 1,705,361.16 × 338,200.36
  4. Step 4: Simplify right side
    1,136,907.40x = 576,753,758,242.02
  5. Step 5: Solve for x
    x = 576,753,758,242.02/1,136,907.40
  6. Step 6: Final answer
    x = 507,300.56

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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.