Home / 304,944.18-420,816.67-168,976.93

Finding the Fourth Proportional to 304,944.18, 420,816.67 and 168,976.93

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Solution

The fourth proportional to 304,944.18, 420,816.67 and 168,976.93 is: 233,184.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,944.18 : 420,816.67 = 168,976.93 : x
  2. Step 2: Convert to fraction form
    304,944.18/420,816.67 = 168,976.93/x
  3. Step 3: Cross multiply
    304,944.18x = 420,816.67 × 168,976.93
  4. Step 4: Simplify right side
    304,944.18x = 71,108,308,989.42
  5. Step 5: Solve for x
    x = 71,108,308,989.42/304,944.18
  6. Step 6: Final answer
    x = 233,184.67

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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.