Home / 823,988.88-1,137,010.68-461,362.32

Finding the Fourth Proportional to 823,988.88, 1,137,010.68 and 461,362.32

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Solution

The fourth proportional to 823,988.88, 1,137,010.68 and 461,362.32 is: 636,627.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,988.88 : 1,137,010.68 = 461,362.32 : x
  2. Step 2: Convert to fraction form
    823,988.88/1,137,010.68 = 461,362.32/x
  3. Step 3: Cross multiply
    823,988.88x = 1,137,010.68 × 461,362.32
  4. Step 4: Simplify right side
    823,988.88x = 524,573,885,189.58
  5. Step 5: Solve for x
    x = 524,573,885,189.58/823,988.88
  6. Step 6: Final answer
    x = 636,627.38

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Double scale
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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.