Home / 328,523.37-453,362.18-185,283.11

Finding the Fourth Proportional to 328,523.37, 453,362.18 and 185,283.11

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Solution

The fourth proportional to 328,523.37, 453,362.18 and 185,283.11 is: 255,690.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,523.37 : 453,362.18 = 185,283.11 : x
  2. Step 2: Convert to fraction form
    328,523.37/453,362.18 = 185,283.11/x
  3. Step 3: Cross multiply
    328,523.37x = 453,362.18 × 185,283.11
  4. Step 4: Simplify right side
    328,523.37x = 84,000,351,473.55
  5. Step 5: Solve for x
    x = 84,000,351,473.55/328,523.37
  6. Step 6: Final answer
    x = 255,690.64

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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.