Home / 679,003.94-936,674.09-461,223.84

Finding the Fourth Proportional to 679,003.94, 936,674.09 and 461,223.84

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Solution

The fourth proportional to 679,003.94, 936,674.09 and 461,223.84 is: 636,250.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,003.94 : 936,674.09 = 461,223.84 : x
  2. Step 2: Convert to fraction form
    679,003.94/936,674.09 = 461,223.84/x
  3. Step 3: Cross multiply
    679,003.94x = 936,674.09 × 461,223.84
  4. Step 4: Simplify right side
    679,003.94x = 432,016,423,554.30
  5. Step 5: Solve for x
    x = 432,016,423,554.30/679,003.94
  6. Step 6: Final answer
    x = 636,250.25

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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.