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Finding the Fourth Proportional to 456,847.80, 685,298.58 and 176,366.52

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Solution

The fourth proportional to 456,847.80, 685,298.58 and 176,366.52 is: 264,560.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,847.80 : 685,298.58 = 176,366.52 : x
  2. Step 2: Convert to fraction form
    456,847.80/685,298.58 = 176,366.52/x
  3. Step 3: Cross multiply
    456,847.80x = 685,298.58 × 176,366.52
  4. Step 4: Simplify right side
    456,847.80x = 120,863,725,715.54
  5. Step 5: Solve for x
    x = 120,863,725,715.54/456,847.80
  6. Step 6: Final answer
    x = 264,560.16

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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.