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Finding the Fourth Proportional to 238,303.68, 357,606.15 and 133,191.60

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Solution

The fourth proportional to 238,303.68, 357,606.15 and 133,191.60 is: 199,871.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,303.68 : 357,606.15 = 133,191.60 : x
  2. Step 2: Convert to fraction form
    238,303.68/357,606.15 = 133,191.60/x
  3. Step 3: Cross multiply
    238,303.68x = 357,606.15 × 133,191.60
  4. Step 4: Simplify right side
    238,303.68x = 47,630,135,288.34
  5. Step 5: Solve for x
    x = 47,630,135,288.34/238,303.68
  6. Step 6: Final answer
    x = 199,871.59

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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.