Home / 434,770.64-599,975.88-243,783.44

Finding the Fourth Proportional to 434,770.64, 599,975.88 and 243,783.44

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Solution

The fourth proportional to 434,770.64, 599,975.88 and 243,783.44 is: 336,416.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,770.64 : 599,975.88 = 243,783.44 : x
  2. Step 2: Convert to fraction form
    434,770.64/599,975.88 = 243,783.44/x
  3. Step 3: Cross multiply
    434,770.64x = 599,975.88 × 243,783.44
  4. Step 4: Simplify right side
    434,770.64x = 146,264,183,943.43
  5. Step 5: Solve for x
    x = 146,264,183,943.43/434,770.64
  6. Step 6: Final answer
    x = 336,416.88

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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.