Home / 304,535.40-420,162.23-177,186.39

Finding the Fourth Proportional to 304,535.40, 420,162.23 and 177,186.39

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Solution

The fourth proportional to 304,535.40, 420,162.23 and 177,186.39 is: 244,461.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,535.40 : 420,162.23 = 177,186.39 : x
  2. Step 2: Convert to fraction form
    304,535.40/420,162.23 = 177,186.39/x
  3. Step 3: Cross multiply
    304,535.40x = 420,162.23 × 177,186.39
  4. Step 4: Simplify right side
    304,535.40x = 74,447,028,748.05
  5. Step 5: Solve for x
    x = 74,447,028,748.05/304,535.40
  6. Step 6: Final answer
    x = 244,461.00

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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.