Home / 793,192.71-1,188,607.66-438,308.22

Finding the Fourth Proportional to 793,192.71, 1,188,607.66 and 438,308.22

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Solution

The fourth proportional to 793,192.71, 1,188,607.66 and 438,308.22 is: 656,809.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,192.71 : 1,188,607.66 = 438,308.22 : x
  2. Step 2: Convert to fraction form
    793,192.71/1,188,607.66 = 438,308.22/x
  3. Step 3: Cross multiply
    793,192.71x = 1,188,607.66 × 438,308.22
  4. Step 4: Simplify right side
    793,192.71x = 520,976,507,732.97
  5. Step 5: Solve for x
    x = 520,976,507,732.97/793,192.71
  6. Step 6: Final answer
    x = 656,809.50

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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.