Home / 328,677.10-453,574.38-177,774.10

Finding the Fourth Proportional to 328,677.10, 453,574.38 and 177,774.10

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Solution

The fourth proportional to 328,677.10, 453,574.38 and 177,774.10 is: 245,328.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,677.10 : 453,574.38 = 177,774.10 : x
  2. Step 2: Convert to fraction form
    328,677.10/453,574.38 = 177,774.10/x
  3. Step 3: Cross multiply
    328,677.10x = 453,574.38 × 177,774.10
  4. Step 4: Simplify right side
    328,677.10x = 80,633,777,187.56
  5. Step 5: Solve for x
    x = 80,633,777,187.56/328,677.10
  6. Step 6: Final answer
    x = 245,328.25

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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.