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Finding the Fourth Proportional to 186,008.40, 279,023.40 and 52,898.40

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Solution

The fourth proportional to 186,008.40, 279,023.40 and 52,898.40 is: 79,350.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,008.40 : 279,023.40 = 52,898.40 : x
  2. Step 2: Convert to fraction form
    186,008.40/279,023.40 = 52,898.40/x
  3. Step 3: Cross multiply
    186,008.40x = 279,023.40 × 52,898.40
  4. Step 4: Simplify right side
    186,008.40x = 14,759,891,422.56
  5. Step 5: Solve for x
    x = 14,759,891,422.56/186,008.40
  6. Step 6: Final answer
    x = 79,350.67

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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.