Home / 351,216.54-484,680.06-190,071.54

Finding the Fourth Proportional to 351,216.54, 484,680.06 and 190,071.54

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Solution

The fourth proportional to 351,216.54, 484,680.06 and 190,071.54 is: 262,299.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,216.54 : 484,680.06 = 190,071.54 : x
  2. Step 2: Convert to fraction form
    351,216.54/484,680.06 = 190,071.54/x
  3. Step 3: Cross multiply
    351,216.54x = 484,680.06 × 190,071.54
  4. Step 4: Simplify right side
    351,216.54x = 92,123,885,411.49
  5. Step 5: Solve for x
    x = 92,123,885,411.49/351,216.54
  6. Step 6: Final answer
    x = 262,299.39

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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.