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Finding the Fourth Proportional to 603,237.03, 904,855.05 and 153,957.98

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Solution

The fourth proportional to 603,237.03, 904,855.05 and 153,957.98 is: 230,936.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,237.03 : 904,855.05 = 153,957.98 : x
  2. Step 2: Convert to fraction form
    603,237.03/904,855.05 = 153,957.98/x
  3. Step 3: Cross multiply
    603,237.03x = 904,855.05 × 153,957.98
  4. Step 4: Simplify right side
    603,237.03x = 139,309,651,166.52
  5. Step 5: Solve for x
    x = 139,309,651,166.52/603,237.03
  6. Step 6: Final answer
    x = 230,936.84

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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.