Home / 881,692.40-1,319,914.20-526,523.60

Finding the Fourth Proportional to 881,692.40, 1,319,914.20 and 526,523.60

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Solution

The fourth proportional to 881,692.40, 1,319,914.20 and 526,523.60 is: 788,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,692.40 : 1,319,914.20 = 526,523.60 : x
  2. Step 2: Convert to fraction form
    881,692.40/1,319,914.20 = 526,523.60/x
  3. Step 3: Cross multiply
    881,692.40x = 1,319,914.20 × 526,523.60
  4. Step 4: Simplify right side
    881,692.40x = 694,965,976,275.12
  5. Step 5: Solve for x
    x = 694,965,976,275.12/881,692.40
  6. Step 6: Final answer
    x = 788,218.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.