Home / 867,886.93-1,296,552.26-561,787.43

Finding the Fourth Proportional to 867,886.93, 1,296,552.26 and 561,787.43

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Solution

The fourth proportional to 867,886.93, 1,296,552.26 and 561,787.43 is: 839,264.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,886.93 : 1,296,552.26 = 561,787.43 : x
  2. Step 2: Convert to fraction form
    867,886.93/1,296,552.26 = 561,787.43/x
  3. Step 3: Cross multiply
    867,886.93x = 1,296,552.26 × 561,787.43
  4. Step 4: Simplify right side
    867,886.93x = 728,386,752,714.39
  5. Step 5: Solve for x
    x = 728,386,752,714.39/867,886.93
  6. Step 6: Final answer
    x = 839,264.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.