Home / 440,923.53-608,456.75-259,643.10

Finding the Fourth Proportional to 440,923.53, 608,456.75 and 259,643.10

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Solution

The fourth proportional to 440,923.53, 608,456.75 and 259,643.10 is: 358,297.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,923.53 : 608,456.75 = 259,643.10 : x
  2. Step 2: Convert to fraction form
    440,923.53/608,456.75 = 259,643.10/x
  3. Step 3: Cross multiply
    440,923.53x = 608,456.75 × 259,643.10
  4. Step 4: Simplify right side
    440,923.53x = 157,981,597,769.42
  5. Step 5: Solve for x
    x = 157,981,597,769.42/440,923.53
  6. Step 6: Final answer
    x = 358,297.04

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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.