Home / 554,302.40-831,453.60-464,621.73

Finding the Fourth Proportional to 554,302.40, 831,453.60 and 464,621.73

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Solution

The fourth proportional to 554,302.40, 831,453.60 and 464,621.73 is: 696,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,302.40 : 831,453.60 = 464,621.73 : x
  2. Step 2: Convert to fraction form
    554,302.40/831,453.60 = 464,621.73/x
  3. Step 3: Cross multiply
    554,302.40x = 831,453.60 × 464,621.73
  4. Step 4: Simplify right side
    554,302.40x = 386,311,410,046.73
  5. Step 5: Solve for x
    x = 386,311,410,046.73/554,302.40
  6. Step 6: Final answer
    x = 696,932.60

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Similar ratio
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1.5x scale

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.