Home / 839,621.92-1,158,678.58-477,046.26

Finding the Fourth Proportional to 839,621.92, 1,158,678.58 and 477,046.26

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Solution

The fourth proportional to 839,621.92, 1,158,678.58 and 477,046.26 is: 658,324.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,621.92 : 1,158,678.58 = 477,046.26 : x
  2. Step 2: Convert to fraction form
    839,621.92/1,158,678.58 = 477,046.26/x
  3. Step 3: Cross multiply
    839,621.92x = 1,158,678.58 × 477,046.26
  4. Step 4: Simplify right side
    839,621.92x = 552,743,283,131.11
  5. Step 5: Solve for x
    x = 552,743,283,131.11/839,621.92
  6. Step 6: Final answer
    x = 658,324.03

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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.