Home / 483,363.12-666,521.04-302,008.80

Finding the Fourth Proportional to 483,363.12, 666,521.04 and 302,008.80

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Solution

The fourth proportional to 483,363.12, 666,521.04 and 302,008.80 is: 416,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,363.12 : 666,521.04 = 302,008.80 : x
  2. Step 2: Convert to fraction form
    483,363.12/666,521.04 = 302,008.80/x
  3. Step 3: Cross multiply
    483,363.12x = 666,521.04 × 302,008.80
  4. Step 4: Simplify right side
    483,363.12x = 201,295,219,465.15
  5. Step 5: Solve for x
    x = 201,295,219,465.15/483,363.12
  6. Step 6: Final answer
    x = 416,447.20

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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.