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Finding the Fourth Proportional to 371,624.10, 513,054.06 and 244,668.78

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Solution

The fourth proportional to 371,624.10, 513,054.06 and 244,668.78 is: 337,783.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,624.10 : 513,054.06 = 244,668.78 : x
  2. Step 2: Convert to fraction form
    371,624.10/513,054.06 = 244,668.78/x
  3. Step 3: Cross multiply
    371,624.10x = 513,054.06 × 244,668.78
  4. Step 4: Simplify right side
    371,624.10x = 125,528,310,934.25
  5. Step 5: Solve for x
    x = 125,528,310,934.25/371,624.10
  6. Step 6: Final answer
    x = 337,783.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.