Home / 268,909.66-402,829.89-246,864.70

Finding the Fourth Proportional to 268,909.66, 402,829.89 and 246,864.70

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Solution

The fourth proportional to 268,909.66, 402,829.89 and 246,864.70 is: 369,806.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,909.66 : 402,829.89 = 246,864.70 : x
  2. Step 2: Convert to fraction form
    268,909.66/402,829.89 = 246,864.70/x
  3. Step 3: Cross multiply
    268,909.66x = 402,829.89 × 246,864.70
  4. Step 4: Simplify right side
    268,909.66x = 99,444,479,945.88
  5. Step 5: Solve for x
    x = 99,444,479,945.88/268,909.66
  6. Step 6: Final answer
    x = 369,806.28

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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.