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Finding the Fourth Proportional to 360,929.80, 541,394.70 and 183,782.80

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Solution

The fourth proportional to 360,929.80, 541,394.70 and 183,782.80 is: 275,674.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,929.80 : 541,394.70 = 183,782.80 : x
  2. Step 2: Convert to fraction form
    360,929.80/541,394.70 = 183,782.80/x
  3. Step 3: Cross multiply
    360,929.80x = 541,394.70 × 183,782.80
  4. Step 4: Simplify right side
    360,929.80x = 99,499,033,871.16
  5. Step 5: Solve for x
    x = 99,499,033,871.16/360,929.80
  6. Step 6: Final answer
    x = 275,674.20

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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.