Home / 546,586.05-754,286.80-304,868.45

Finding the Fourth Proportional to 546,586.05, 754,286.80 and 304,868.45

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Solution

The fourth proportional to 546,586.05, 754,286.80 and 304,868.45 is: 420,717.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,586.05 : 754,286.80 = 304,868.45 : x
  2. Step 2: Convert to fraction form
    546,586.05/754,286.80 = 304,868.45/x
  3. Step 3: Cross multiply
    546,586.05x = 754,286.80 × 304,868.45
  4. Step 4: Simplify right side
    546,586.05x = 229,958,242,275.68
  5. Step 5: Solve for x
    x = 229,958,242,275.68/546,586.05
  6. Step 6: Final answer
    x = 420,717.37

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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.