Home / 843,171.35-1,163,585.64-455,994.33

Finding the Fourth Proportional to 843,171.35, 1,163,585.64 and 455,994.33

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Solution

The fourth proportional to 843,171.35, 1,163,585.64 and 455,994.33 is: 629,277.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,171.35 : 1,163,585.64 = 455,994.33 : x
  2. Step 2: Convert to fraction form
    843,171.35/1,163,585.64 = 455,994.33/x
  3. Step 3: Cross multiply
    843,171.35x = 1,163,585.64 × 455,994.33
  4. Step 4: Simplify right side
    843,171.35x = 530,588,454,309.42
  5. Step 5: Solve for x
    x = 530,588,454,309.42/843,171.35
  6. Step 6: Final answer
    x = 629,277.14

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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.