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Finding the Fourth Proportional to 295,333.34, 407,418.18 and 193,313.84

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Solution

The fourth proportional to 295,333.34, 407,418.18 and 193,313.84 is: 266,680.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,333.34 : 407,418.18 = 193,313.84 : x
  2. Step 2: Convert to fraction form
    295,333.34/407,418.18 = 193,313.84/x
  3. Step 3: Cross multiply
    295,333.34x = 407,418.18 × 193,313.84
  4. Step 4: Simplify right side
    295,333.34x = 78,759,572,861.61
  5. Step 5: Solve for x
    x = 78,759,572,861.61/295,333.34
  6. Step 6: Final answer
    x = 266,680.26

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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.