Home / 724,409.67-1,086,368.45-250,984.53

Finding the Fourth Proportional to 724,409.67, 1,086,368.45 and 250,984.53

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Solution

The fourth proportional to 724,409.67, 1,086,368.45 and 250,984.53 is: 376,391.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,409.67 : 1,086,368.45 = 250,984.53 : x
  2. Step 2: Convert to fraction form
    724,409.67/1,086,368.45 = 250,984.53/x
  3. Step 3: Cross multiply
    724,409.67x = 1,086,368.45 × 250,984.53
  4. Step 4: Simplify right side
    724,409.67x = 272,661,673,575.16
  5. Step 5: Solve for x
    x = 272,661,673,575.16/724,409.67
  6. Step 6: Final answer
    x = 376,391.54

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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.