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Finding the Fourth Proportional to 333,936.12, 500,779.62 and 134,188.91

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Solution

The fourth proportional to 333,936.12, 500,779.62 and 134,188.91 is: 201,233.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,936.12 : 500,779.62 = 134,188.91 : x
  2. Step 2: Convert to fraction form
    333,936.12/500,779.62 = 134,188.91/x
  3. Step 3: Cross multiply
    333,936.12x = 500,779.62 × 134,188.91
  4. Step 4: Simplify right side
    333,936.12x = 67,199,068,854.12
  5. Step 5: Solve for x
    x = 67,199,068,854.12/333,936.12
  6. Step 6: Final answer
    x = 201,233.30

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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.