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Finding the Fourth Proportional to 194,856.60, 291,701.70 and 183,322.20

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Solution

The fourth proportional to 194,856.60, 291,701.70 and 183,322.20 is: 274,434.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,856.60 : 291,701.70 = 183,322.20 : x
  2. Step 2: Convert to fraction form
    194,856.60/291,701.70 = 183,322.20/x
  3. Step 3: Cross multiply
    194,856.60x = 291,701.70 × 183,322.20
  4. Step 4: Simplify right side
    194,856.60x = 53,475,397,387.74
  5. Step 5: Solve for x
    x = 53,475,397,387.74/194,856.60
  6. Step 6: Final answer
    x = 274,434.62

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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.