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Finding the Fourth Proportional to 592,959.83, 818,291.16 and 321,033.65

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Solution

The fourth proportional to 592,959.83, 818,291.16 and 321,033.65 is: 443,030.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,959.83 : 818,291.16 = 321,033.65 : x
  2. Step 2: Convert to fraction form
    592,959.83/818,291.16 = 321,033.65/x
  3. Step 3: Cross multiply
    592,959.83x = 818,291.16 × 321,033.65
  4. Step 4: Simplify right side
    592,959.83x = 262,698,993,766.08
  5. Step 5: Solve for x
    x = 262,698,993,766.08/592,959.83
  6. Step 6: Final answer
    x = 443,030.00

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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.