Home / 369,216.27-554,980.46-243,663.35

Finding the Fourth Proportional to 369,216.27, 554,980.46 and 243,663.35

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Solution

The fourth proportional to 369,216.27, 554,980.46 and 243,663.35 is: 366,257.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,216.27 : 554,980.46 = 243,663.35 : x
  2. Step 2: Convert to fraction form
    369,216.27/554,980.46 = 243,663.35/x
  3. Step 3: Cross multiply
    369,216.27x = 554,980.46 × 243,663.35
  4. Step 4: Simplify right side
    369,216.27x = 135,228,394,074.92
  5. Step 5: Solve for x
    x = 135,228,394,074.92/369,216.27
  6. Step 6: Final answer
    x = 366,257.95

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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.