Home / 260,980.22-360,178.08-146,278.40

Finding the Fourth Proportional to 260,980.22, 360,178.08 and 146,278.40

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Solution

The fourth proportional to 260,980.22, 360,178.08 and 146,278.40 is: 201,878.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,980.22 : 360,178.08 = 146,278.40 : x
  2. Step 2: Convert to fraction form
    260,980.22/360,178.08 = 146,278.40/x
  3. Step 3: Cross multiply
    260,980.22x = 360,178.08 × 146,278.40
  4. Step 4: Simplify right side
    260,980.22x = 52,686,273,257.47
  5. Step 5: Solve for x
    x = 52,686,273,257.47/260,980.22
  6. Step 6: Final answer
    x = 201,878.42

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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.