Home / 372,555.48-514,137.92-263,854.56

Finding the Fourth Proportional to 372,555.48, 514,137.92 and 263,854.56

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Solution

The fourth proportional to 372,555.48, 514,137.92 and 263,854.56 is: 364,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,555.48 : 514,137.92 = 263,854.56 : x
  2. Step 2: Convert to fraction form
    372,555.48/514,137.92 = 263,854.56/x
  3. Step 3: Cross multiply
    372,555.48x = 514,137.92 × 263,854.56
  4. Step 4: Simplify right side
    372,555.48x = 135,657,634,660.92
  5. Step 5: Solve for x
    x = 135,657,634,660.92/372,555.48
  6. Step 6: Final answer
    x = 364,127.34

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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.