Home / 1,015,249.53-1,401,014.03-556,358.61

Finding the Fourth Proportional to 1,015,249.53, 1,401,014.03 and 556,358.61

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Solution

The fourth proportional to 1,015,249.53, 1,401,014.03 and 556,358.61 is: 767,758.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,249.53 : 1,401,014.03 = 556,358.61 : x
  2. Step 2: Convert to fraction form
    1,015,249.53/1,401,014.03 = 556,358.61/x
  3. Step 3: Cross multiply
    1,015,249.53x = 1,401,014.03 × 556,358.61
  4. Step 4: Simplify right side
    1,015,249.53x = 779,466,215,539.51
  5. Step 5: Solve for x
    x = 779,466,215,539.51/1,015,249.53
  6. Step 6: Final answer
    x = 767,758.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.