Home / 304,799.23-420,583.08-175,742.56

Finding the Fourth Proportional to 304,799.23, 420,583.08 and 175,742.56

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Solution

The fourth proportional to 304,799.23, 420,583.08 and 175,742.56 is: 242,501.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,799.23 : 420,583.08 = 175,742.56 : x
  2. Step 2: Convert to fraction form
    304,799.23/420,583.08 = 175,742.56/x
  3. Step 3: Cross multiply
    304,799.23x = 420,583.08 × 175,742.56
  4. Step 4: Simplify right side
    304,799.23x = 73,914,347,171.88
  5. Step 5: Solve for x
    x = 73,914,347,171.88/304,799.23
  6. Step 6: Final answer
    x = 242,501.75

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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.