Home / 545,974.59-753,434.70-304,251.84

Finding the Fourth Proportional to 545,974.59, 753,434.70 and 304,251.84

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Solution

The fourth proportional to 545,974.59, 753,434.70 and 304,251.84 is: 419,861.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,974.59 : 753,434.70 = 304,251.84 : x
  2. Step 2: Convert to fraction form
    545,974.59/753,434.70 = 304,251.84/x
  3. Step 3: Cross multiply
    545,974.59x = 753,434.70 × 304,251.84
  4. Step 4: Simplify right side
    545,974.59x = 229,233,893,794.85
  5. Step 5: Solve for x
    x = 229,233,893,794.85/545,974.59
  6. Step 6: Final answer
    x = 419,861.84

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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.