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Finding the Fourth Proportional to 434,752.92, 599,949.72 and 243,762.12

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Solution

The fourth proportional to 434,752.92, 599,949.72 and 243,762.12 is: 336,386.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,752.92 : 599,949.72 = 243,762.12 : x
  2. Step 2: Convert to fraction form
    434,752.92/599,949.72 = 243,762.12/x
  3. Step 3: Cross multiply
    434,752.92x = 599,949.72 × 243,762.12
  4. Step 4: Simplify right side
    434,752.92x = 146,245,015,640.61
  5. Step 5: Solve for x
    x = 146,245,015,640.61/434,752.92
  6. Step 6: Final answer
    x = 336,386.51

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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.