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Finding the Fourth Proportional to 592,833.74, 818,110.73 and 320,900.74

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Solution

The fourth proportional to 592,833.74, 818,110.73 and 320,900.74 is: 442,843.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,833.74 : 818,110.73 = 320,900.74 : x
  2. Step 2: Convert to fraction form
    592,833.74/818,110.73 = 320,900.74/x
  3. Step 3: Cross multiply
    592,833.74x = 818,110.73 × 320,900.74
  4. Step 4: Simplify right side
    592,833.74x = 262,532,337,415.92
  5. Step 5: Solve for x
    x = 262,532,337,415.92/592,833.74
  6. Step 6: Final answer
    x = 442,843.11

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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.