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Finding the Fourth Proportional to 584,503.86, 807,172.40 and 552,660.68

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Solution

The fourth proportional to 584,503.86, 807,172.40 and 552,660.68 is: 763,198.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,503.86 : 807,172.40 = 552,660.68 : x
  2. Step 2: Convert to fraction form
    584,503.86/807,172.40 = 552,660.68/x
  3. Step 3: Cross multiply
    584,503.86x = 807,172.40 × 552,660.68
  4. Step 4: Simplify right side
    584,503.86x = 446,092,447,461.23
  5. Step 5: Solve for x
    x = 446,092,447,461.23/584,503.86
  6. Step 6: Final answer
    x = 763,198.46

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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.