Home / 984,774.90-1,476,571.05-385,020.93

Finding the Fourth Proportional to 984,774.90, 1,476,571.05 and 385,020.93

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Solution

The fourth proportional to 984,774.90, 1,476,571.05 and 385,020.93 is: 577,300.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,774.90 : 1,476,571.05 = 385,020.93 : x
  2. Step 2: Convert to fraction form
    984,774.90/1,476,571.05 = 385,020.93/x
  3. Step 3: Cross multiply
    984,774.90x = 1,476,571.05 × 385,020.93
  4. Step 4: Simplify right side
    984,774.90x = 568,510,758,882.08
  5. Step 5: Solve for x
    x = 568,510,758,882.08/984,774.90
  6. Step 6: Final answer
    x = 577,300.21

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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.