Home / 437,960.40-657,159.30-248,566.20

Finding the Fourth Proportional to 437,960.40, 657,159.30 and 248,566.20

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Solution

The fourth proportional to 437,960.40, 657,159.30 and 248,566.20 is: 372,973.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,960.40 : 657,159.30 = 248,566.20 : x
  2. Step 2: Convert to fraction form
    437,960.40/657,159.30 = 248,566.20/x
  3. Step 3: Cross multiply
    437,960.40x = 657,159.30 × 248,566.20
  4. Step 4: Simplify right side
    437,960.40x = 163,347,589,995.66
  5. Step 5: Solve for x
    x = 163,347,589,995.66/437,960.40
  6. Step 6: Final answer
    x = 372,973.42

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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.