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Finding the Fourth Proportional to 670,561.16, 925,756.98 and 444,512.84

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Solution

The fourth proportional to 670,561.16, 925,756.98 and 444,512.84 is: 613,681.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,561.16 : 925,756.98 = 444,512.84 : x
  2. Step 2: Convert to fraction form
    670,561.16/925,756.98 = 444,512.84/x
  3. Step 3: Cross multiply
    670,561.16x = 925,756.98 × 444,512.84
  4. Step 4: Simplify right side
    670,561.16x = 411,510,864,329.62
  5. Step 5: Solve for x
    x = 411,510,864,329.62/670,561.16
  6. Step 6: Final answer
    x = 613,681.33

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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.