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Finding the Fourth Proportional to 375,335.88, 562,752.72 and 206,936.88

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Solution

The fourth proportional to 375,335.88, 562,752.72 and 206,936.88 is: 310,266.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,335.88 : 562,752.72 = 206,936.88 : x
  2. Step 2: Convert to fraction form
    375,335.88/562,752.72 = 206,936.88/x
  3. Step 3: Cross multiply
    375,335.88x = 562,752.72 × 206,936.88
  4. Step 4: Simplify right side
    375,335.88x = 116,454,292,088.31
  5. Step 5: Solve for x
    x = 116,454,292,088.31/375,335.88
  6. Step 6: Final answer
    x = 310,266.88

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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.