Home / 304,700.14-420,485.82-168,733.92

Finding the Fourth Proportional to 304,700.14, 420,485.82 and 168,733.92

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Solution

The fourth proportional to 304,700.14, 420,485.82 and 168,733.92 is: 232,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,700.14 : 420,485.82 = 168,733.92 : x
  2. Step 2: Convert to fraction form
    304,700.14/420,485.82 = 168,733.92/x
  3. Step 3: Cross multiply
    304,700.14x = 420,485.82 × 168,733.92
  4. Step 4: Simplify right side
    304,700.14x = 70,950,220,713.01
  5. Step 5: Solve for x
    x = 70,950,220,713.01/304,700.14
  6. Step 6: Final answer
    x = 232,852.60

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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.