Home / 344,087.40-515,895.30-175,280.88

Finding the Fourth Proportional to 344,087.40, 515,895.30 and 175,280.88

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Solution

The fourth proportional to 344,087.40, 515,895.30 and 175,280.88 is: 262,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,087.40 : 515,895.30 = 175,280.88 : x
  2. Step 2: Convert to fraction form
    344,087.40/515,895.30 = 175,280.88/x
  3. Step 3: Cross multiply
    344,087.40x = 515,895.30 × 175,280.88
  4. Step 4: Simplify right side
    344,087.40x = 90,426,582,171.86
  5. Step 5: Solve for x
    x = 90,426,582,171.86/344,087.40
  6. Step 6: Final answer
    x = 262,801.20

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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.