Home / 369,213.27-554,975.96-243,660.35

Finding the Fourth Proportional to 369,213.27, 554,975.96 and 243,660.35

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Solution

The fourth proportional to 369,213.27, 554,975.96 and 243,660.35 is: 366,253.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,213.27 : 554,975.96 = 243,660.35 : x
  2. Step 2: Convert to fraction form
    369,213.27/554,975.96 = 243,660.35/x
  3. Step 3: Cross multiply
    369,213.27x = 554,975.96 × 243,660.35
  4. Step 4: Simplify right side
    369,213.27x = 135,225,632,662.00
  5. Step 5: Solve for x
    x = 135,225,632,662.00/369,213.27
  6. Step 6: Final answer
    x = 366,253.45

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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.