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Finding the Fourth Proportional to 592,900.38, 818,195.74 and 320,962.32

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Solution

The fourth proportional to 592,900.38, 818,195.74 and 320,962.32 is: 442,924.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,900.38 : 818,195.74 = 320,962.32 : x
  2. Step 2: Convert to fraction form
    592,900.38/818,195.74 = 320,962.32/x
  3. Step 3: Cross multiply
    592,900.38x = 818,195.74 × 320,962.32
  4. Step 4: Simplify right side
    592,900.38x = 262,610,002,924.52
  5. Step 5: Solve for x
    x = 262,610,002,924.52/592,900.38
  6. Step 6: Final answer
    x = 442,924.33

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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.