Home / 328,929.58-453,919.59-185,686.54

Finding the Fourth Proportional to 328,929.58, 453,919.59 and 185,686.54

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Solution

The fourth proportional to 328,929.58, 453,919.59 and 185,686.54 is: 256,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,929.58 : 453,919.59 = 185,686.54 : x
  2. Step 2: Convert to fraction form
    328,929.58/453,919.59 = 185,686.54/x
  3. Step 3: Cross multiply
    328,929.58x = 453,919.59 × 185,686.54
  4. Step 4: Simplify right side
    328,929.58x = 84,286,758,105.32
  5. Step 5: Solve for x
    x = 84,286,758,105.32/328,929.58
  6. Step 6: Final answer
    x = 256,245.60

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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.