Home / 889,346.48-1,333,744.50-320,654.39

Finding the Fourth Proportional to 889,346.48, 1,333,744.50 and 320,654.39

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Solution

The fourth proportional to 889,346.48, 1,333,744.50 and 320,654.39 is: 480,882.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,346.48 : 1,333,744.50 = 320,654.39 : x
  2. Step 2: Convert to fraction form
    889,346.48/1,333,744.50 = 320,654.39/x
  3. Step 3: Cross multiply
    889,346.48x = 1,333,744.50 × 320,654.39
  4. Step 4: Simplify right side
    889,346.48x = 427,671,029,063.36
  5. Step 5: Solve for x
    x = 427,671,029,063.36/889,346.48
  6. Step 6: Final answer
    x = 480,882.35

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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.