Home / 843,313.01-1,163,799.47-461,339.79

Finding the Fourth Proportional to 843,313.01, 1,163,799.47 and 461,339.79

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Solution

The fourth proportional to 843,313.01, 1,163,799.47 and 461,339.79 is: 636,663.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,313.01 : 1,163,799.47 = 461,339.79 : x
  2. Step 2: Convert to fraction form
    843,313.01/1,163,799.47 = 461,339.79/x
  3. Step 3: Cross multiply
    843,313.01x = 1,163,799.47 × 461,339.79
  4. Step 4: Simplify right side
    843,313.01x = 536,907,003,493.27
  5. Step 5: Solve for x
    x = 536,907,003,493.27/843,313.01
  6. Step 6: Final answer
    x = 636,663.96

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Double scale
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Similar ratio
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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.