Home / 984,168.90-1,476,176.55-385,013.70

Finding the Fourth Proportional to 984,168.90, 1,476,176.55 and 385,013.70

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Solution

The fourth proportional to 984,168.90, 1,476,176.55 and 385,013.70 is: 577,490.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,168.90 : 1,476,176.55 = 385,013.70 : x
  2. Step 2: Convert to fraction form
    984,168.90/1,476,176.55 = 385,013.70/x
  3. Step 3: Cross multiply
    984,168.90x = 1,476,176.55 × 385,013.70
  4. Step 4: Simplify right side
    984,168.90x = 568,348,195,368.74
  5. Step 5: Solve for x
    x = 568,348,195,368.74/984,168.90
  6. Step 6: Final answer
    x = 577,490.51

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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.