Home / 358,364.66-494,337.53-223,995.38

Finding the Fourth Proportional to 358,364.66, 494,337.53 and 223,995.38

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Solution

The fourth proportional to 358,364.66, 494,337.53 and 223,995.38 is: 308,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,364.66 : 494,337.53 = 223,995.38 : x
  2. Step 2: Convert to fraction form
    358,364.66/494,337.53 = 223,995.38/x
  3. Step 3: Cross multiply
    358,364.66x = 494,337.53 × 223,995.38
  4. Step 4: Simplify right side
    358,364.66x = 110,729,320,968.91
  5. Step 5: Solve for x
    x = 110,729,320,968.91/358,364.66
  6. Step 6: Final answer
    x = 308,985.05

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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.