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Finding the Fourth Proportional to 552,803.77, 829,264.92 and 153,446.23

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Solution

The fourth proportional to 552,803.77, 829,264.92 and 153,446.23 is: 230,185.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,803.77 : 829,264.92 = 153,446.23 : x
  2. Step 2: Convert to fraction form
    552,803.77/829,264.92 = 153,446.23/x
  3. Step 3: Cross multiply
    552,803.77x = 829,264.92 × 153,446.23
  4. Step 4: Simplify right side
    552,803.77x = 127,247,575,645.25
  5. Step 5: Solve for x
    x = 127,247,575,645.25/552,803.77
  6. Step 6: Final answer
    x = 230,185.80

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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.