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Finding the Fourth Proportional to 607,257.68, 837,820.68 and 338,933.84

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Solution

The fourth proportional to 607,257.68, 837,820.68 and 338,933.84 is: 467,619.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,257.68 : 837,820.68 = 338,933.84 : x
  2. Step 2: Convert to fraction form
    607,257.68/837,820.68 = 338,933.84/x
  3. Step 3: Cross multiply
    607,257.68x = 837,820.68 × 338,933.84
  4. Step 4: Simplify right side
    607,257.68x = 283,965,780,303.81
  5. Step 5: Solve for x
    x = 283,965,780,303.81/607,257.68
  6. Step 6: Final answer
    x = 467,619.91

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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.