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Finding the Fourth Proportional to 268,630.40, 370,676.32 and 181,604.90

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Solution

The fourth proportional to 268,630.40, 370,676.32 and 181,604.90 is: 250,592.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,630.40 : 370,676.32 = 181,604.90 : x
  2. Step 2: Convert to fraction form
    268,630.40/370,676.32 = 181,604.90/x
  3. Step 3: Cross multiply
    268,630.40x = 370,676.32 × 181,604.90
  4. Step 4: Simplify right side
    268,630.40x = 67,316,636,498.65
  5. Step 5: Solve for x
    x = 67,316,636,498.65/268,630.40
  6. Step 6: Final answer
    x = 250,592.02

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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.