Home / 583,927.38-805,819.86-329,278.64

Finding the Fourth Proportional to 583,927.38, 805,819.86 and 329,278.64

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Solution

The fourth proportional to 583,927.38, 805,819.86 and 329,278.64 is: 454,404.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,927.38 : 805,819.86 = 329,278.64 : x
  2. Step 2: Convert to fraction form
    583,927.38/805,819.86 = 329,278.64/x
  3. Step 3: Cross multiply
    583,927.38x = 805,819.86 × 329,278.64
  4. Step 4: Simplify right side
    583,927.38x = 265,339,263,556.69
  5. Step 5: Solve for x
    x = 265,339,263,556.69/583,927.38
  6. Step 6: Final answer
    x = 454,404.56

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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.