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Finding the Fourth Proportional to 706,913.92, 975,511.98 and 384,625.26

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Solution

The fourth proportional to 706,913.92, 975,511.98 and 384,625.26 is: 530,766.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,913.92 : 975,511.98 = 384,625.26 : x
  2. Step 2: Convert to fraction form
    706,913.92/975,511.98 = 384,625.26/x
  3. Step 3: Cross multiply
    706,913.92x = 975,511.98 × 384,625.26
  4. Step 4: Simplify right side
    706,913.92x = 375,206,548,940.62
  5. Step 5: Solve for x
    x = 375,206,548,940.62/706,913.92
  6. Step 6: Final answer
    x = 530,766.96

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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.