Home / 483,176.04-666,591.72-279,189.38

Finding the Fourth Proportional to 483,176.04, 666,591.72 and 279,189.38

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Solution

The fourth proportional to 483,176.04, 666,591.72 and 279,189.38 is: 385,170.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,176.04 : 666,591.72 = 279,189.38 : x
  2. Step 2: Convert to fraction form
    483,176.04/666,591.72 = 279,189.38/x
  3. Step 3: Cross multiply
    483,176.04x = 666,591.72 × 279,189.38
  4. Step 4: Simplify right side
    483,176.04x = 186,105,329,019.93
  5. Step 5: Solve for x
    x = 186,105,329,019.93/483,176.04
  6. Step 6: Final answer
    x = 385,170.86

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1.5x scale

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.