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Finding the Fourth Proportional to 445,347.75, 614,563.43 and 241,394.30

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Solution

The fourth proportional to 445,347.75, 614,563.43 and 241,394.30 is: 333,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,347.75 : 614,563.43 = 241,394.30 : x
  2. Step 2: Convert to fraction form
    445,347.75/614,563.43 = 241,394.30/x
  3. Step 3: Cross multiply
    445,347.75x = 614,563.43 × 241,394.30
  4. Step 4: Simplify right side
    445,347.75x = 148,352,106,521.12
  5. Step 5: Solve for x
    x = 148,352,106,521.12/445,347.75
  6. Step 6: Final answer
    x = 333,115.20

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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.