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Finding the Fourth Proportional to 525,043.01, 724,503.89 and 295,596.14

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Solution

The fourth proportional to 525,043.01, 724,503.89 and 295,596.14 is: 407,891.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,043.01 : 724,503.89 = 295,596.14 : x
  2. Step 2: Convert to fraction form
    525,043.01/724,503.89 = 295,596.14/x
  3. Step 3: Cross multiply
    525,043.01x = 724,503.89 × 295,596.14
  4. Step 4: Simplify right side
    525,043.01x = 214,160,550,415.46
  5. Step 5: Solve for x
    x = 214,160,550,415.46/525,043.01
  6. Step 6: Final answer
    x = 407,891.44

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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.