Home / 508,525.04-762,492.16-192,809.72

Finding the Fourth Proportional to 508,525.04, 762,492.16 and 192,809.72

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Solution

The fourth proportional to 508,525.04, 762,492.16 and 192,809.72 is: 289,102.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,525.04 : 762,492.16 = 192,809.72 : x
  2. Step 2: Convert to fraction form
    508,525.04/762,492.16 = 192,809.72/x
  3. Step 3: Cross multiply
    508,525.04x = 762,492.16 × 192,809.72
  4. Step 4: Simplify right side
    508,525.04x = 147,015,899,871.80
  5. Step 5: Solve for x
    x = 147,015,899,871.80/508,525.04
  6. Step 6: Final answer
    x = 289,102.58

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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.