Home / 839,168.49-1,158,052.64-457,195.27

Finding the Fourth Proportional to 839,168.49, 1,158,052.64 and 457,195.27

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Solution

The fourth proportional to 839,168.49, 1,158,052.64 and 457,195.27 is: 630,929.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,168.49 : 1,158,052.64 = 457,195.27 : x
  2. Step 2: Convert to fraction form
    839,168.49/1,158,052.64 = 457,195.27/x
  3. Step 3: Cross multiply
    839,168.49x = 1,158,052.64 × 457,195.27
  4. Step 4: Simplify right side
    839,168.49x = 529,456,189,419.01
  5. Step 5: Solve for x
    x = 529,456,189,419.01/839,168.49
  6. Step 6: Final answer
    x = 630,929.54

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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.