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Finding the Fourth Proportional to 656,803.21, 985,262.22 and 183,489.93

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Solution

The fourth proportional to 656,803.21, 985,262.22 and 183,489.93 is: 275,250.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,803.21 : 985,262.22 = 183,489.93 : x
  2. Step 2: Convert to fraction form
    656,803.21/985,262.22 = 183,489.93/x
  3. Step 3: Cross multiply
    656,803.21x = 985,262.22 × 183,489.93
  4. Step 4: Simplify right side
    656,803.21x = 180,785,695,779.45
  5. Step 5: Solve for x
    x = 180,785,695,779.45/656,803.21
  6. Step 6: Final answer
    x = 275,250.93

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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.