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Finding the Fourth Proportional to 302,446.35, 453,669.53 and 134,047.35

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Solution

The fourth proportional to 302,446.35, 453,669.53 and 134,047.35 is: 201,071.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,446.35 : 453,669.53 = 134,047.35 : x
  2. Step 2: Convert to fraction form
    302,446.35/453,669.53 = 134,047.35/x
  3. Step 3: Cross multiply
    302,446.35x = 453,669.53 × 134,047.35
  4. Step 4: Simplify right side
    302,446.35x = 60,813,197,602.01
  5. Step 5: Solve for x
    x = 60,813,197,602.01/302,446.35
  6. Step 6: Final answer
    x = 201,071.03

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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.