Home / 304,824.30-457,236.45-186,629.10

Finding the Fourth Proportional to 304,824.30, 457,236.45 and 186,629.10

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Solution

The fourth proportional to 304,824.30, 457,236.45 and 186,629.10 is: 279,943.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,824.30 : 457,236.45 = 186,629.10 : x
  2. Step 2: Convert to fraction form
    304,824.30/457,236.45 = 186,629.10/x
  3. Step 3: Cross multiply
    304,824.30x = 457,236.45 × 186,629.10
  4. Step 4: Simplify right side
    304,824.30x = 85,333,627,150.70
  5. Step 5: Solve for x
    x = 85,333,627,150.70/304,824.30
  6. Step 6: Final answer
    x = 279,943.65

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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.