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Finding the Fourth Proportional to 604,212.64, 906,320.40 and 183,491.68

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Solution

The fourth proportional to 604,212.64, 906,320.40 and 183,491.68 is: 275,237.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,212.64 : 906,320.40 = 183,491.68 : x
  2. Step 2: Convert to fraction form
    604,212.64/906,320.40 = 183,491.68/x
  3. Step 3: Cross multiply
    604,212.64x = 906,320.40 × 183,491.68
  4. Step 4: Simplify right side
    604,212.64x = 166,302,252,814.27
  5. Step 5: Solve for x
    x = 166,302,252,814.27/604,212.64
  6. Step 6: Final answer
    x = 275,237.96

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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.