Home / 607,519.32-838,378.38-335,581.80

Finding the Fourth Proportional to 607,519.32, 838,378.38 and 335,581.80

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Solution

The fourth proportional to 607,519.32, 838,378.38 and 335,581.80 is: 463,103.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,519.32 : 838,378.38 = 335,581.80 : x
  2. Step 2: Convert to fraction form
    607,519.32/838,378.38 = 335,581.80/x
  3. Step 3: Cross multiply
    607,519.32x = 838,378.38 × 335,581.80
  4. Step 4: Simplify right side
    607,519.32x = 281,344,525,841.48
  5. Step 5: Solve for x
    x = 281,344,525,841.48/607,519.32
  6. Step 6: Final answer
    x = 463,103.83

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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.