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Finding the Fourth Proportional to 552,806.01, 829,213.66 and 153,477.92

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Solution

The fourth proportional to 552,806.01, 829,213.66 and 153,477.92 is: 230,218.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,806.01 : 829,213.66 = 153,477.92 : x
  2. Step 2: Convert to fraction form
    552,806.01/829,213.66 = 153,477.92/x
  3. Step 3: Cross multiply
    552,806.01x = 829,213.66 × 153,477.92
  4. Step 4: Simplify right side
    552,806.01x = 127,265,987,772.39
  5. Step 5: Solve for x
    x = 127,265,987,772.39/552,806.01
  6. Step 6: Final answer
    x = 230,218.17

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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.