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Finding the Fourth Proportional to 702,383.16, 969,184.48 and 426,597.50

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Solution

The fourth proportional to 702,383.16, 969,184.48 and 426,597.50 is: 588,641.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,383.16 : 969,184.48 = 426,597.50 : x
  2. Step 2: Convert to fraction form
    702,383.16/969,184.48 = 426,597.50/x
  3. Step 3: Cross multiply
    702,383.16x = 969,184.48 × 426,597.50
  4. Step 4: Simplify right side
    702,383.16x = 413,451,676,206.80
  5. Step 5: Solve for x
    x = 413,451,676,206.80/702,383.16
  6. Step 6: Final answer
    x = 588,641.21

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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.