Home / 884,896.96-1,327,788.46-405,123.84

Finding the Fourth Proportional to 884,896.96, 1,327,788.46 and 405,123.84

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Solution

The fourth proportional to 884,896.96, 1,327,788.46 and 405,123.84 is: 607,888.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,896.96 : 1,327,788.46 = 405,123.84 : x
  2. Step 2: Convert to fraction form
    884,896.96/1,327,788.46 = 405,123.84/x
  3. Step 3: Cross multiply
    884,896.96x = 1,327,788.46 × 405,123.84
  4. Step 4: Simplify right side
    884,896.96x = 537,918,759,622.89
  5. Step 5: Solve for x
    x = 537,918,759,622.89/884,896.96
  6. Step 6: Final answer
    x = 607,888.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.