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Finding the Fourth Proportional to 291,306.88, 436,854.54 and 101,714

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Solution

The fourth proportional to 291,306.88, 436,854.54 and 101,714 is: 152,534.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,306.88 : 436,854.54 = 101,714 : x
  2. Step 2: Convert to fraction form
    291,306.88/436,854.54 = 101,714/x
  3. Step 3: Cross multiply
    291,306.88x = 436,854.54 × 101,714
  4. Step 4: Simplify right side
    291,306.88x = 44,434,222,681.56
  5. Step 5: Solve for x
    x = 44,434,222,681.56/291,306.88
  6. Step 6: Final answer
    x = 152,534.07

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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.