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Finding the Fourth Proportional to 302,369.28, 453,518.68 and 112,836.18

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Solution

The fourth proportional to 302,369.28, 453,518.68 and 112,836.18 is: 169,241.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,369.28 : 453,518.68 = 112,836.18 : x
  2. Step 2: Convert to fraction form
    302,369.28/453,518.68 = 112,836.18/x
  3. Step 3: Cross multiply
    302,369.28x = 453,518.68 × 112,836.18
  4. Step 4: Simplify right side
    302,369.28x = 51,173,315,409.84
  5. Step 5: Solve for x
    x = 51,173,315,409.84/302,369.28
  6. Step 6: Final answer
    x = 169,241.12

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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.