Home / 843,123.44-1,163,501.88-461,157.68

Finding the Fourth Proportional to 843,123.44, 1,163,501.88 and 461,157.68

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Solution

The fourth proportional to 843,123.44, 1,163,501.88 and 461,157.68 is: 636,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,123.44 : 1,163,501.88 = 461,157.68 : x
  2. Step 2: Convert to fraction form
    843,123.44/1,163,501.88 = 461,157.68/x
  3. Step 3: Cross multiply
    843,123.44x = 1,163,501.88 × 461,157.68
  4. Step 4: Simplify right side
    843,123.44x = 536,557,827,656.44
  5. Step 5: Solve for x
    x = 536,557,827,656.44/843,123.44
  6. Step 6: Final answer
    x = 636,392.97

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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.