Home / 546,816.30-754,533.27-305,063.70

Finding the Fourth Proportional to 546,816.30, 754,533.27 and 305,063.70

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Solution

The fourth proportional to 546,816.30, 754,533.27 and 305,063.70 is: 420,947.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,816.30 : 754,533.27 = 305,063.70 : x
  2. Step 2: Convert to fraction form
    546,816.30/754,533.27 = 305,063.70/x
  3. Step 3: Cross multiply
    546,816.30x = 754,533.27 × 305,063.70
  4. Step 4: Simplify right side
    546,816.30x = 230,180,711,119.30
  5. Step 5: Solve for x
    x = 230,180,711,119.30/546,816.30
  6. Step 6: Final answer
    x = 420,947.06

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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.