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Finding the Fourth Proportional to 594,518.23, 892,068.95 and 279,000.79

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Solution

The fourth proportional to 594,518.23, 892,068.95 and 279,000.79 is: 418,638.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,518.23 : 892,068.95 = 279,000.79 : x
  2. Step 2: Convert to fraction form
    594,518.23/892,068.95 = 279,000.79/x
  3. Step 3: Cross multiply
    594,518.23x = 892,068.95 × 279,000.79
  4. Step 4: Simplify right side
    594,518.23x = 248,887,941,784.47
  5. Step 5: Solve for x
    x = 248,887,941,784.47/594,518.23
  6. Step 6: Final answer
    x = 418,638.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.