Home / 328,372.14-492,558.20-253,601.34

Finding the Fourth Proportional to 328,372.14, 492,558.20 and 253,601.34

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Solution

The fourth proportional to 328,372.14, 492,558.20 and 253,601.34 is: 380,402.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,372.14 : 492,558.20 = 253,601.34 : x
  2. Step 2: Convert to fraction form
    328,372.14/492,558.20 = 253,601.34/x
  3. Step 3: Cross multiply
    328,372.14x = 492,558.20 × 253,601.34
  4. Step 4: Simplify right side
    328,372.14x = 124,913,419,547.99
  5. Step 5: Solve for x
    x = 124,913,419,547.99/328,372.14
  6. Step 6: Final answer
    x = 380,402.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.