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Finding the Fourth Proportional to 572,199.74, 790,291.00 and 376,839.53

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Solution

The fourth proportional to 572,199.74, 790,291.00 and 376,839.53 is: 520,470.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,199.74 : 790,291.00 = 376,839.53 : x
  2. Step 2: Convert to fraction form
    572,199.74/790,291.00 = 376,839.53/x
  3. Step 3: Cross multiply
    572,199.74x = 790,291.00 × 376,839.53
  4. Step 4: Simplify right side
    572,199.74x = 297,812,887,119.03
  5. Step 5: Solve for x
    x = 297,812,887,119.03/572,199.74
  6. Step 6: Final answer
    x = 520,470.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.