Home / 1,039,609.60-1,559,997.60-440,468.80

Finding the Fourth Proportional to 1,039,609.60, 1,559,997.60 and 440,468.80

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Solution

The fourth proportional to 1,039,609.60, 1,559,997.60 and 440,468.80 is: 660,950.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,609.60 : 1,559,997.60 = 440,468.80 : x
  2. Step 2: Convert to fraction form
    1,039,609.60/1,559,997.60 = 440,468.80/x
  3. Step 3: Cross multiply
    1,039,609.60x = 1,559,997.60 × 440,468.80
  4. Step 4: Simplify right side
    1,039,609.60x = 687,130,270,874.88
  5. Step 5: Solve for x
    x = 687,130,270,874.88/1,039,609.60
  6. Step 6: Final answer
    x = 660,950.29

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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.