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Finding the Fourth Proportional to 607,767.84, 838,584.90 and 349,628.94

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Solution

The fourth proportional to 607,767.84, 838,584.90 and 349,628.94 is: 482,410.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,767.84 : 838,584.90 = 349,628.94 : x
  2. Step 2: Convert to fraction form
    607,767.84/838,584.90 = 349,628.94/x
  3. Step 3: Cross multiply
    607,767.84x = 838,584.90 × 349,628.94
  4. Step 4: Simplify right side
    607,767.84x = 293,193,549,687.01
  5. Step 5: Solve for x
    x = 293,193,549,687.01/607,767.84
  6. Step 6: Final answer
    x = 482,410.44

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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.