Home / 1,717,487.20-2,576,230.80-455,442.40

Finding the Fourth Proportional to 1,717,487.20, 2,576,230.80 and 455,442.40

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Solution

The fourth proportional to 1,717,487.20, 2,576,230.80 and 455,442.40 is: 683,163.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,487.20 : 2,576,230.80 = 455,442.40 : x
  2. Step 2: Convert to fraction form
    1,717,487.20/2,576,230.80 = 455,442.40/x
  3. Step 3: Cross multiply
    1,717,487.20x = 2,576,230.80 × 455,442.40
  4. Step 4: Simplify right side
    1,717,487.20x = 1,173,324,738,505.92
  5. Step 5: Solve for x
    x = 1,173,324,738,505.92/1,717,487.20
  6. Step 6: Final answer
    x = 683,163.60

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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.