Home / 328,954.24-453,965.70-199,848.76

Finding the Fourth Proportional to 328,954.24, 453,965.70 and 199,848.76

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Solution

The fourth proportional to 328,954.24, 453,965.70 and 199,848.76 is: 275,796.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,954.24 : 453,965.70 = 199,848.76 : x
  2. Step 2: Convert to fraction form
    328,954.24/453,965.70 = 199,848.76/x
  3. Step 3: Cross multiply
    328,954.24x = 453,965.70 × 199,848.76
  4. Step 4: Simplify right side
    328,954.24x = 90,724,482,227.53
  5. Step 5: Solve for x
    x = 90,724,482,227.53/328,954.24
  6. Step 6: Final answer
    x = 275,796.66

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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.