Home / 890,215.59-1,333,802.06-636,198.29

Finding the Fourth Proportional to 890,215.59, 1,333,802.06 and 636,198.29

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Solution

The fourth proportional to 890,215.59, 1,333,802.06 and 636,198.29 is: 953,210.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,215.59 : 1,333,802.06 = 636,198.29 : x
  2. Step 2: Convert to fraction form
    890,215.59/1,333,802.06 = 636,198.29/x
  3. Step 3: Cross multiply
    890,215.59x = 1,333,802.06 × 636,198.29
  4. Step 4: Simplify right side
    890,215.59x = 848,562,589,770.48
  5. Step 5: Solve for x
    x = 848,562,589,770.48/890,215.59
  6. Step 6: Final answer
    x = 953,210.21

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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.