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Finding the Fourth Proportional to 608,281.92, 912,553.29 and 181,851.12

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Solution

The fourth proportional to 608,281.92, 912,553.29 and 181,851.12 is: 272,815.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,281.92 : 912,553.29 = 181,851.12 : x
  2. Step 2: Convert to fraction form
    608,281.92/912,553.29 = 181,851.12/x
  3. Step 3: Cross multiply
    608,281.92x = 912,553.29 × 181,851.12
  4. Step 4: Simplify right side
    608,281.92x = 165,948,837,846.19
  5. Step 5: Solve for x
    x = 165,948,837,846.19/608,281.92
  6. Step 6: Final answer
    x = 272,815.67

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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.