Home / 1,382,297.40-2,073,298.70-483,756.30

Finding the Fourth Proportional to 1,382,297.40, 2,073,298.70 and 483,756.30

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Solution

The fourth proportional to 1,382,297.40, 2,073,298.70 and 483,756.30 is: 725,582.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,297.40 : 2,073,298.70 = 483,756.30 : x
  2. Step 2: Convert to fraction form
    1,382,297.40/2,073,298.70 = 483,756.30/x
  3. Step 3: Cross multiply
    1,382,297.40x = 2,073,298.70 × 483,756.30
  4. Step 4: Simplify right side
    1,382,297.40x = 1,002,971,307,906.81
  5. Step 5: Solve for x
    x = 1,002,971,307,906.81/1,382,297.40
  6. Step 6: Final answer
    x = 725,582.87

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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.