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Finding the Fourth Proportional to 334,527.60, 501,402.60 and 134,749.20

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Solution

The fourth proportional to 334,527.60, 501,402.60 and 134,749.20 is: 201,967.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,527.60 : 501,402.60 = 134,749.20 : x
  2. Step 2: Convert to fraction form
    334,527.60/501,402.60 = 134,749.20/x
  3. Step 3: Cross multiply
    334,527.60x = 501,402.60 × 134,749.20
  4. Step 4: Simplify right side
    334,527.60x = 67,563,599,227.92
  5. Step 5: Solve for x
    x = 67,563,599,227.92/334,527.60
  6. Step 6: Final answer
    x = 201,967.19

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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.