Home / 329,938.45-455,313.45-179,035.45

Finding the Fourth Proportional to 329,938.45, 455,313.45 and 179,035.45

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Solution

The fourth proportional to 329,938.45, 455,313.45 and 179,035.45 is: 247,068.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,938.45 : 455,313.45 = 179,035.45 : x
  2. Step 2: Convert to fraction form
    329,938.45/455,313.45 = 179,035.45/x
  3. Step 3: Cross multiply
    329,938.45x = 455,313.45 × 179,035.45
  4. Step 4: Simplify right side
    329,938.45x = 81,517,247,944.90
  5. Step 5: Solve for x
    x = 81,517,247,944.90/329,938.45
  6. Step 6: Final answer
    x = 247,068.05

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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.