Home / 1,030,916.20-1,546,520.10-320,870.20

Finding the Fourth Proportional to 1,030,916.20, 1,546,520.10 and 320,870.20

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Solution

The fourth proportional to 1,030,916.20, 1,546,520.10 and 320,870.20 is: 481,350.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,916.20 : 1,546,520.10 = 320,870.20 : x
  2. Step 2: Convert to fraction form
    1,030,916.20/1,546,520.10 = 320,870.20/x
  3. Step 3: Cross multiply
    1,030,916.20x = 1,546,520.10 × 320,870.20
  4. Step 4: Simplify right side
    1,030,916.20x = 496,232,213,791.02
  5. Step 5: Solve for x
    x = 496,232,213,791.02/1,030,916.20
  6. Step 6: Final answer
    x = 481,350.68

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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.