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Finding the Fourth Proportional to 834,677.22, 1,151,880.64 and 472,093.98

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Solution

The fourth proportional to 834,677.22, 1,151,880.64 and 472,093.98 is: 651,504.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,677.22 : 1,151,880.64 = 472,093.98 : x
  2. Step 2: Convert to fraction form
    834,677.22/1,151,880.64 = 472,093.98/x
  3. Step 3: Cross multiply
    834,677.22x = 1,151,880.64 × 472,093.98
  4. Step 4: Simplify right side
    834,677.22x = 543,795,915,822.55
  5. Step 5: Solve for x
    x = 543,795,915,822.55/834,677.22
  6. Step 6: Final answer
    x = 651,504.44

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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.