Home / 592,401.11-817,511.08-320,468.36

Finding the Fourth Proportional to 592,401.11, 817,511.08 and 320,468.36

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Solution

The fourth proportional to 592,401.11, 817,511.08 and 320,468.36 is: 442,245.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,401.11 : 817,511.08 = 320,468.36 : x
  2. Step 2: Convert to fraction form
    592,401.11/817,511.08 = 320,468.36/x
  3. Step 3: Cross multiply
    592,401.11x = 817,511.08 × 320,468.36
  4. Step 4: Simplify right side
    592,401.11x = 261,986,433,487.09
  5. Step 5: Solve for x
    x = 261,986,433,487.09/592,401.11
  6. Step 6: Final answer
    x = 442,245.01

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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.