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Finding the Fourth Proportional to 260,624.63, 359,659.55 and 147,447.38

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Solution

The fourth proportional to 260,624.63, 359,659.55 and 147,447.38 is: 203,476.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,624.63 : 359,659.55 = 147,447.38 : x
  2. Step 2: Convert to fraction form
    260,624.63/359,659.55 = 147,447.38/x
  3. Step 3: Cross multiply
    260,624.63x = 359,659.55 × 147,447.38
  4. Step 4: Simplify right side
    260,624.63x = 53,030,855,803.94
  5. Step 5: Solve for x
    x = 53,030,855,803.94/260,624.63
  6. Step 6: Final answer
    x = 203,476.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.