Home / 254,865.60-382,471.20-165,902.40

Finding the Fourth Proportional to 254,865.60, 382,471.20 and 165,902.40

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Solution

The fourth proportional to 254,865.60, 382,471.20 and 165,902.40 is: 248,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,865.60 : 382,471.20 = 165,902.40 : x
  2. Step 2: Convert to fraction form
    254,865.60/382,471.20 = 165,902.40/x
  3. Step 3: Cross multiply
    254,865.60x = 382,471.20 × 165,902.40
  4. Step 4: Simplify right side
    254,865.60x = 63,452,890,010.88
  5. Step 5: Solve for x
    x = 63,452,890,010.88/254,865.60
  6. Step 6: Final answer
    x = 248,966.08

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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.