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Finding the Fourth Proportional to 593,136.80, 889,705.20 and 565,580.60

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Solution

The fourth proportional to 593,136.80, 889,705.20 and 565,580.60 is: 848,370.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,136.80 : 889,705.20 = 565,580.60 : x
  2. Step 2: Convert to fraction form
    593,136.80/889,705.20 = 565,580.60/x
  3. Step 3: Cross multiply
    593,136.80x = 889,705.20 × 565,580.60
  4. Step 4: Simplify right side
    593,136.80x = 503,200,000,839.12
  5. Step 5: Solve for x
    x = 503,200,000,839.12/593,136.80
  6. Step 6: Final answer
    x = 848,370.90

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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.