Home / 483,063.12-720,185.04-470,786.40

Finding the Fourth Proportional to 483,063.12, 720,185.04 and 470,786.40

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Solution

The fourth proportional to 483,063.12, 720,185.04 and 470,786.40 is: 701,882.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,063.12 : 720,185.04 = 470,786.40 : x
  2. Step 2: Convert to fraction form
    483,063.12/720,185.04 = 470,786.40/x
  3. Step 3: Cross multiply
    483,063.12x = 720,185.04 × 470,786.40
  4. Step 4: Simplify right side
    483,063.12x = 339,053,322,315.46
  5. Step 5: Solve for x
    x = 339,053,322,315.46/483,063.12
  6. Step 6: Final answer
    x = 701,882.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.