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Finding the Fourth Proportional to 670,562.16, 925,758.36 and 444,513.84

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Solution

The fourth proportional to 670,562.16, 925,758.36 and 444,513.84 is: 613,682.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,562.16 : 925,758.36 = 444,513.84 : x
  2. Step 2: Convert to fraction form
    670,562.16/925,758.36 = 444,513.84/x
  3. Step 3: Cross multiply
    670,562.16x = 925,758.36 × 444,513.84
  4. Step 4: Simplify right side
    670,562.16x = 411,512,403,515.70
  5. Step 5: Solve for x
    x = 411,512,403,515.70/670,562.16
  6. Step 6: Final answer
    x = 613,682.71

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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.