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Finding the Fourth Proportional to 573,003.51, 859,504.41 and 152,279.43

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Solution

The fourth proportional to 573,003.51, 859,504.41 and 152,279.43 is: 228,418.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,003.51 : 859,504.41 = 152,279.43 : x
  2. Step 2: Convert to fraction form
    573,003.51/859,504.41 = 152,279.43/x
  3. Step 3: Cross multiply
    573,003.51x = 859,504.41 × 152,279.43
  4. Step 4: Simplify right side
    573,003.51x = 130,884,841,637.29
  5. Step 5: Solve for x
    x = 130,884,841,637.29/573,003.51
  6. Step 6: Final answer
    x = 228,418.92

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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.