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Finding the Fourth Proportional to 434,949.88, 600,230.40 and 243,961.60

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Solution

The fourth proportional to 434,949.88, 600,230.40 and 243,961.60 is: 336,666.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,949.88 : 600,230.40 = 243,961.60 : x
  2. Step 2: Convert to fraction form
    434,949.88/600,230.40 = 243,961.60/x
  3. Step 3: Cross multiply
    434,949.88x = 600,230.40 × 243,961.60
  4. Step 4: Simplify right side
    434,949.88x = 146,433,168,752.64
  5. Step 5: Solve for x
    x = 146,433,168,752.64/434,949.88
  6. Step 6: Final answer
    x = 336,666.76

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1.5x scale

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.