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Finding the Fourth Proportional to 529,842.84, 793,026.81 and 289,588.74

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Solution

The fourth proportional to 529,842.84, 793,026.81 and 289,588.74 is: 433,433.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,842.84 : 793,026.81 = 289,588.74 : x
  2. Step 2: Convert to fraction form
    529,842.84/793,026.81 = 289,588.74/x
  3. Step 3: Cross multiply
    529,842.84x = 793,026.81 × 289,588.74
  4. Step 4: Simplify right side
    529,842.84x = 229,651,634,694.12
  5. Step 5: Solve for x
    x = 229,651,634,694.12/529,842.84
  6. Step 6: Final answer
    x = 433,433.50

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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.