Home / 839,454.93-1,158,414.01-457,473.51

Finding the Fourth Proportional to 839,454.93, 1,158,414.01 and 457,473.51

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Solution

The fourth proportional to 839,454.93, 1,158,414.01 and 457,473.51 is: 631,295.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,454.93 : 1,158,414.01 = 457,473.51 : x
  2. Step 2: Convert to fraction form
    839,454.93/1,158,414.01 = 457,473.51/x
  3. Step 3: Cross multiply
    839,454.93x = 1,158,414.01 × 457,473.51
  4. Step 4: Simplify right side
    839,454.93x = 529,943,722,044.19
  5. Step 5: Solve for x
    x = 529,943,722,044.19/839,454.93
  6. Step 6: Final answer
    x = 631,295.03

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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.