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Finding the Fourth Proportional to 584,817, 807,049.89 and 316,545

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Solution

The fourth proportional to 584,817, 807,049.89 and 316,545 is: 436,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,817 : 807,049.89 = 316,545 : x
  2. Step 2: Convert to fraction form
    584,817/807,049.89 = 316,545/x
  3. Step 3: Cross multiply
    584,817x = 807,049.89 × 316,545
  4. Step 4: Simplify right side
    584,817x = 255,467,607,430.05
  5. Step 5: Solve for x
    x = 255,467,607,430.05/584,817
  6. Step 6: Final answer
    x = 436,833.42

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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.