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Finding the Fourth Proportional to 333,656.55, 500,484.83 and 330,157.35

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Solution

The fourth proportional to 333,656.55, 500,484.83 and 330,157.35 is: 495,236.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,656.55 : 500,484.83 = 330,157.35 : x
  2. Step 2: Convert to fraction form
    333,656.55/500,484.83 = 330,157.35/x
  3. Step 3: Cross multiply
    333,656.55x = 500,484.83 × 330,157.35
  4. Step 4: Simplify right side
    333,656.55x = 165,238,743,537.21
  5. Step 5: Solve for x
    x = 165,238,743,537.21/333,656.55
  6. Step 6: Final answer
    x = 495,236.03

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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.