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Finding the Fourth Proportional to 504,492.28, 756,735.69 and 216,261.48

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Solution

The fourth proportional to 504,492.28, 756,735.69 and 216,261.48 is: 324,391.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,492.28 : 756,735.69 = 216,261.48 : x
  2. Step 2: Convert to fraction form
    504,492.28/756,735.69 = 216,261.48/x
  3. Step 3: Cross multiply
    504,492.28x = 756,735.69 × 216,261.48
  4. Step 4: Simplify right side
    504,492.28x = 163,652,775,423.24
  5. Step 5: Solve for x
    x = 163,652,775,423.24/504,492.28
  6. Step 6: Final answer
    x = 324,391.04

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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.