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Finding the Fourth Proportional to 573,079.65, 859,619.48 and 274,144.10

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Solution

The fourth proportional to 573,079.65, 859,619.48 and 274,144.10 is: 411,216.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,079.65 : 859,619.48 = 274,144.10 : x
  2. Step 2: Convert to fraction form
    573,079.65/859,619.48 = 274,144.10/x
  3. Step 3: Cross multiply
    573,079.65x = 859,619.48 × 274,144.10
  4. Step 4: Simplify right side
    573,079.65x = 235,659,603,018.25
  5. Step 5: Solve for x
    x = 235,659,603,018.25/573,079.65
  6. Step 6: Final answer
    x = 411,216.14

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Similar ratio
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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.