Home / 971,392.32-1,456,957.24-261,462.96

Finding the Fourth Proportional to 971,392.32, 1,456,957.24 and 261,462.96

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Solution

The fourth proportional to 971,392.32, 1,456,957.24 and 261,462.96 is: 392,159.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,392.32 : 1,456,957.24 = 261,462.96 : x
  2. Step 2: Convert to fraction form
    971,392.32/1,456,957.24 = 261,462.96/x
  3. Step 3: Cross multiply
    971,392.32x = 1,456,957.24 × 261,462.96
  4. Step 4: Simplify right side
    971,392.32x = 380,940,352,563.83
  5. Step 5: Solve for x
    x = 380,940,352,563.83/971,392.32
  6. Step 6: Final answer
    x = 392,159.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.