Home / 738,914.23-1,019,687.22-416,618.07

Finding the Fourth Proportional to 738,914.23, 1,019,687.22 and 416,618.07

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Solution

The fourth proportional to 738,914.23, 1,019,687.22 and 416,618.07 is: 574,924.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,914.23 : 1,019,687.22 = 416,618.07 : x
  2. Step 2: Convert to fraction form
    738,914.23/1,019,687.22 = 416,618.07/x
  3. Step 3: Cross multiply
    738,914.23x = 1,019,687.22 × 416,618.07
  4. Step 4: Simplify right side
    738,914.23x = 424,820,121,600.07
  5. Step 5: Solve for x
    x = 424,820,121,600.07/738,914.23
  6. Step 6: Final answer
    x = 574,924.81

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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.