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Finding the Fourth Proportional to 661,704.50, 992,556.76 and 163,068.50

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Solution

The fourth proportional to 661,704.50, 992,556.76 and 163,068.50 is: 244,602.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,704.50 : 992,556.76 = 163,068.50 : x
  2. Step 2: Convert to fraction form
    661,704.50/992,556.76 = 163,068.50/x
  3. Step 3: Cross multiply
    661,704.50x = 992,556.76 × 163,068.50
  4. Step 4: Simplify right side
    661,704.50x = 161,854,742,018.06
  5. Step 5: Solve for x
    x = 161,854,742,018.06/661,704.50
  6. Step 6: Final answer
    x = 244,602.75

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Similar ratio
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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.