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Finding the Fourth Proportional to 302,882.80, 453,935.40 and 184,428.40

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Solution

The fourth proportional to 302,882.80, 453,935.40 and 184,428.40 is: 276,405.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,882.80 : 453,935.40 = 184,428.40 : x
  2. Step 2: Convert to fraction form
    302,882.80/453,935.40 = 184,428.40/x
  3. Step 3: Cross multiply
    302,882.80x = 453,935.40 × 184,428.40
  4. Step 4: Simplify right side
    302,882.80x = 83,718,579,525.36
  5. Step 5: Solve for x
    x = 83,718,579,525.36/302,882.80
  6. Step 6: Final answer
    x = 276,405.86

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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.