Home / 351,125.53-484,554.89-198,170.17

Finding the Fourth Proportional to 351,125.53, 484,554.89 and 198,170.17

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Solution

The fourth proportional to 351,125.53, 484,554.89 and 198,170.17 is: 273,475.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,125.53 : 484,554.89 = 198,170.17 : x
  2. Step 2: Convert to fraction form
    351,125.53/484,554.89 = 198,170.17/x
  3. Step 3: Cross multiply
    351,125.53x = 484,554.89 × 198,170.17
  4. Step 4: Simplify right side
    351,125.53x = 96,024,324,925.63
  5. Step 5: Solve for x
    x = 96,024,324,925.63/351,125.53
  6. Step 6: Final answer
    x = 273,475.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.