Home / 584,974.25-876,880.06-407,107.56

Finding the Fourth Proportional to 584,974.25, 876,880.06 and 407,107.56

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Solution

The fourth proportional to 584,974.25, 876,880.06 and 407,107.56 is: 610,256.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,974.25 : 876,880.06 = 407,107.56 : x
  2. Step 2: Convert to fraction form
    584,974.25/876,880.06 = 407,107.56/x
  3. Step 3: Cross multiply
    584,974.25x = 876,880.06 × 407,107.56
  4. Step 4: Simplify right side
    584,974.25x = 356,984,500,621.49
  5. Step 5: Solve for x
    x = 356,984,500,621.49/584,974.25
  6. Step 6: Final answer
    x = 610,256.78

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Double scale
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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.