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Finding the Fourth Proportional to 483,460.79, 725,004.38 and 163,527.60

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Solution

The fourth proportional to 483,460.79, 725,004.38 and 163,527.60 is: 245,228.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,460.79 : 725,004.38 = 163,527.60 : x
  2. Step 2: Convert to fraction form
    483,460.79/725,004.38 = 163,527.60/x
  3. Step 3: Cross multiply
    483,460.79x = 725,004.38 × 163,527.60
  4. Step 4: Simplify right side
    483,460.79x = 118,558,226,659.71
  5. Step 5: Solve for x
    x = 118,558,226,659.71/483,460.79
  6. Step 6: Final answer
    x = 245,228.21

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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.