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Finding the Fourth Proportional to 668,162.50, 1,002,302.16 and 169,526.50

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Solution

The fourth proportional to 668,162.50, 1,002,302.16 and 169,526.50 is: 254,304.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,162.50 : 1,002,302.16 = 169,526.50 : x
  2. Step 2: Convert to fraction form
    668,162.50/1,002,302.16 = 169,526.50/x
  3. Step 3: Cross multiply
    668,162.50x = 1,002,302.16 × 169,526.50
  4. Step 4: Simplify right side
    668,162.50x = 169,916,777,127.24
  5. Step 5: Solve for x
    x = 169,916,777,127.24/668,162.50
  6. Step 6: Final answer
    x = 254,304.57

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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.