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Finding the Fourth Proportional to 636,045.88, 954,063.96 and 162,730.48

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Solution

The fourth proportional to 636,045.88, 954,063.96 and 162,730.48 is: 244,094.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,045.88 : 954,063.96 = 162,730.48 : x
  2. Step 2: Convert to fraction form
    636,045.88/954,063.96 = 162,730.48/x
  3. Step 3: Cross multiply
    636,045.88x = 954,063.96 × 162,730.48
  4. Step 4: Simplify right side
    636,045.88x = 155,255,286,161.50
  5. Step 5: Solve for x
    x = 155,255,286,161.50/636,045.88
  6. Step 6: Final answer
    x = 244,094.48

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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.