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Finding the Fourth Proportional to 537,201.89, 805,668.83 and 158,047.13

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Solution

The fourth proportional to 537,201.89, 805,668.83 and 158,047.13 is: 237,031.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,201.89 : 805,668.83 = 158,047.13 : x
  2. Step 2: Convert to fraction form
    537,201.89/805,668.83 = 158,047.13/x
  3. Step 3: Cross multiply
    537,201.89x = 805,668.83 × 158,047.13
  4. Step 4: Simplify right side
    537,201.89x = 127,333,645,521.72
  5. Step 5: Solve for x
    x = 127,333,645,521.72/537,201.89
  6. Step 6: Final answer
    x = 237,031.27

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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.