Home / 823,989.88-1,137,012.06-461,363.32

Finding the Fourth Proportional to 823,989.88, 1,137,012.06 and 461,363.32

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Solution

The fourth proportional to 823,989.88, 1,137,012.06 and 461,363.32 is: 636,628.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,989.88 : 1,137,012.06 = 461,363.32 : x
  2. Step 2: Convert to fraction form
    823,989.88/1,137,012.06 = 461,363.32/x
  3. Step 3: Cross multiply
    823,989.88x = 1,137,012.06 × 461,363.32
  4. Step 4: Simplify right side
    823,989.88x = 524,575,658,881.64
  5. Step 5: Solve for x
    x = 524,575,658,881.64/823,989.88
  6. Step 6: Final answer
    x = 636,628.76

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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.