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Finding the Fourth Proportional to 414,548.99, 572,070.90 and 233,260.81

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Solution

The fourth proportional to 414,548.99, 572,070.90 and 233,260.81 is: 321,896.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,548.99 : 572,070.90 = 233,260.81 : x
  2. Step 2: Convert to fraction form
    414,548.99/572,070.90 = 233,260.81/x
  3. Step 3: Cross multiply
    414,548.99x = 572,070.90 × 233,260.81
  4. Step 4: Simplify right side
    414,548.99x = 133,441,724,173.88
  5. Step 5: Solve for x
    x = 133,441,724,173.88/414,548.99
  6. Step 6: Final answer
    x = 321,896.15

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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.