Home / 679,004.31-936,674.61-461,224.22

Finding the Fourth Proportional to 679,004.31, 936,674.61 and 461,224.22

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Solution

The fourth proportional to 679,004.31, 936,674.61 and 461,224.22 is: 636,250.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,004.31 : 936,674.61 = 461,224.22 : x
  2. Step 2: Convert to fraction form
    679,004.31/936,674.61 = 461,224.22/x
  3. Step 3: Cross multiply
    679,004.31x = 936,674.61 × 461,224.22
  4. Step 4: Simplify right side
    679,004.31x = 432,017,013,490.62
  5. Step 5: Solve for x
    x = 432,017,013,490.62/679,004.31
  6. Step 6: Final answer
    x = 636,250.77

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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.