Home / 592,230.77-817,278.46-320,298.66

Finding the Fourth Proportional to 592,230.77, 817,278.46 and 320,298.66

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Solution

The fourth proportional to 592,230.77, 817,278.46 and 320,298.66 is: 442,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,230.77 : 817,278.46 = 320,298.66 : x
  2. Step 2: Convert to fraction form
    592,230.77/817,278.46 = 320,298.66/x
  3. Step 3: Cross multiply
    592,230.77x = 817,278.46 × 320,298.66
  4. Step 4: Simplify right side
    592,230.77x = 261,773,195,584.86
  5. Step 5: Solve for x
    x = 261,773,195,584.86/592,230.77
  6. Step 6: Final answer
    x = 442,012.15

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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.