Home / 695,518.62-1,041,736.53-534,408.69

Finding the Fourth Proportional to 695,518.62, 1,041,736.53 and 534,408.69

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Solution

The fourth proportional to 695,518.62, 1,041,736.53 and 534,408.69 is: 800,428.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,518.62 : 1,041,736.53 = 534,408.69 : x
  2. Step 2: Convert to fraction form
    695,518.62/1,041,736.53 = 534,408.69/x
  3. Step 3: Cross multiply
    695,518.62x = 1,041,736.53 × 534,408.69
  4. Step 4: Simplify right side
    695,518.62x = 556,713,054,322.45
  5. Step 5: Solve for x
    x = 556,713,054,322.45/695,518.62
  6. Step 6: Final answer
    x = 800,428.68

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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.