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Finding the Fourth Proportional to 360,926.80, 541,390.20 and 183,779.80

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Solution

The fourth proportional to 360,926.80, 541,390.20 and 183,779.80 is: 275,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,926.80 : 541,390.20 = 183,779.80 : x
  2. Step 2: Convert to fraction form
    360,926.80/541,390.20 = 183,779.80/x
  3. Step 3: Cross multiply
    360,926.80x = 541,390.20 × 183,779.80
  4. Step 4: Simplify right side
    360,926.80x = 99,496,582,677.96
  5. Step 5: Solve for x
    x = 99,496,582,677.96/360,926.80
  6. Step 6: Final answer
    x = 275,669.70

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.