Home / 474,717.05-655,110.38-259,870.28

Finding the Fourth Proportional to 474,717.05, 655,110.38 and 259,870.28

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Solution

The fourth proportional to 474,717.05, 655,110.38 and 259,870.28 is: 358,621.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,717.05 : 655,110.38 = 259,870.28 : x
  2. Step 2: Convert to fraction form
    474,717.05/655,110.38 = 259,870.28/x
  3. Step 3: Cross multiply
    474,717.05x = 655,110.38 × 259,870.28
  4. Step 4: Simplify right side
    474,717.05x = 170,243,715,255.63
  5. Step 5: Solve for x
    x = 170,243,715,255.63/474,717.05
  6. Step 6: Final answer
    x = 358,621.44

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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.