Home / 328,899.18-453,880.89-177,996.18

Finding the Fourth Proportional to 328,899.18, 453,880.89 and 177,996.18

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Solution

The fourth proportional to 328,899.18, 453,880.89 and 177,996.18 is: 245,634.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,899.18 : 453,880.89 = 177,996.18 : x
  2. Step 2: Convert to fraction form
    328,899.18/453,880.89 = 177,996.18/x
  3. Step 3: Cross multiply
    328,899.18x = 453,880.89 × 177,996.18
  4. Step 4: Simplify right side
    328,899.18x = 80,789,064,595.00
  5. Step 5: Solve for x
    x = 80,789,064,595.00/328,899.18
  6. Step 6: Final answer
    x = 245,634.74

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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.