Home / 260,725.64-359,776.50-207,140.36

Finding the Fourth Proportional to 260,725.64, 359,776.50 and 207,140.36

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Solution

The fourth proportional to 260,725.64, 359,776.50 and 207,140.36 is: 285,833.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,725.64 : 359,776.50 = 207,140.36 : x
  2. Step 2: Convert to fraction form
    260,725.64/359,776.50 = 207,140.36/x
  3. Step 3: Cross multiply
    260,725.64x = 359,776.50 × 207,140.36
  4. Step 4: Simplify right side
    260,725.64x = 74,524,233,729.54
  5. Step 5: Solve for x
    x = 74,524,233,729.54/260,725.64
  6. Step 6: Final answer
    x = 285,833.93

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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.