Home / 328,582.53-453,443.93-177,679.53

Finding the Fourth Proportional to 328,582.53, 453,443.93 and 177,679.53

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Solution

The fourth proportional to 328,582.53, 453,443.93 and 177,679.53 is: 245,197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,582.53 : 453,443.93 = 177,679.53 : x
  2. Step 2: Convert to fraction form
    328,582.53/453,443.93 = 177,679.53/x
  3. Step 3: Cross multiply
    328,582.53x = 453,443.93 × 177,679.53
  4. Step 4: Simplify right side
    328,582.53x = 80,567,704,363.75
  5. Step 5: Solve for x
    x = 80,567,704,363.75/328,582.53
  6. Step 6: Final answer
    x = 245,197.77

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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.