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Finding the Fourth Proportional to 1,733,904.96, 2,392,692.60 and 969,810.90

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Solution

The fourth proportional to 1,733,904.96, 2,392,692.60 and 969,810.90 is: 1,338,285.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733,904.96 : 2,392,692.60 = 969,810.90 : x
  2. Step 2: Convert to fraction form
    1,733,904.96/2,392,692.60 = 969,810.90/x
  3. Step 3: Cross multiply
    1,733,904.96x = 2,392,692.60 × 969,810.90
  4. Step 4: Simplify right side
    1,733,904.96x = 2,320,459,363,829.34
  5. Step 5: Solve for x
    x = 2,320,459,363,829.34/1,733,904.96
  6. Step 6: Final answer
    x = 1,338,285.21

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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.