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Finding the Fourth Proportional to 176,918.40, 264,859.20 and 156,182.40

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Solution

The fourth proportional to 176,918.40, 264,859.20 and 156,182.40 is: 233,815.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,918.40 : 264,859.20 = 156,182.40 : x
  2. Step 2: Convert to fraction form
    176,918.40/264,859.20 = 156,182.40/x
  3. Step 3: Cross multiply
    176,918.40x = 264,859.20 × 156,182.40
  4. Step 4: Simplify right side
    176,918.40x = 41,366,345,518.08
  5. Step 5: Solve for x
    x = 41,366,345,518.08/176,918.40
  6. Step 6: Final answer
    x = 233,815.96

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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.