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Finding the Fourth Proportional to 552,805.01, 829,212.16 and 153,476.92

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Solution

The fourth proportional to 552,805.01, 829,212.16 and 153,476.92 is: 230,216.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,805.01 : 829,212.16 = 153,476.92 : x
  2. Step 2: Convert to fraction form
    552,805.01/829,212.16 = 153,476.92/x
  3. Step 3: Cross multiply
    552,805.01x = 829,212.16 × 153,476.92
  4. Step 4: Simplify right side
    552,805.01x = 127,264,928,996.17
  5. Step 5: Solve for x
    x = 127,264,928,996.17/552,805.01
  6. Step 6: Final answer
    x = 230,216.67

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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.