Home / 328,417.85-453,216.38-177,514.85

Finding the Fourth Proportional to 328,417.85, 453,216.38 and 177,514.85

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Solution

The fourth proportional to 328,417.85, 453,216.38 and 177,514.85 is: 244,970.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,417.85 : 453,216.38 = 177,514.85 : x
  2. Step 2: Convert to fraction form
    328,417.85/453,216.38 = 177,514.85/x
  3. Step 3: Cross multiply
    328,417.85x = 453,216.38 × 177,514.85
  4. Step 4: Simplify right side
    328,417.85x = 80,452,634,559.59
  5. Step 5: Solve for x
    x = 80,452,634,559.59/328,417.85
  6. Step 6: Final answer
    x = 244,970.35

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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.