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Finding the Fourth Proportional to 358,480.64, 537,801.98 and 118,593.98

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Solution

The fourth proportional to 358,480.64, 537,801.98 and 118,593.98 is: 177,917.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,480.64 : 537,801.98 = 118,593.98 : x
  2. Step 2: Convert to fraction form
    358,480.64/537,801.98 = 118,593.98/x
  3. Step 3: Cross multiply
    358,480.64x = 537,801.98 × 118,593.98
  4. Step 4: Simplify right side
    358,480.64x = 63,780,077,260.08
  5. Step 5: Solve for x
    x = 63,780,077,260.08/358,480.64
  6. Step 6: Final answer
    x = 177,917.77

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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.