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Finding the Fourth Proportional to 175,230.80, 262,846.20 and 147,582.80

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Solution

The fourth proportional to 175,230.80, 262,846.20 and 147,582.80 is: 221,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,230.80 : 262,846.20 = 147,582.80 : x
  2. Step 2: Convert to fraction form
    175,230.80/262,846.20 = 147,582.80/x
  3. Step 3: Cross multiply
    175,230.80x = 262,846.20 × 147,582.80
  4. Step 4: Simplify right side
    175,230.80x = 38,791,578,165.36
  5. Step 5: Solve for x
    x = 38,791,578,165.36/175,230.80
  6. Step 6: Final answer
    x = 221,374.20

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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.