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Finding the Fourth Proportional to 302,543.44, 417,624.15 and 237,843.88

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Solution

The fourth proportional to 302,543.44, 417,624.15 and 237,843.88 is: 328,314.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,543.44 : 417,624.15 = 237,843.88 : x
  2. Step 2: Convert to fraction form
    302,543.44/417,624.15 = 237,843.88/x
  3. Step 3: Cross multiply
    302,543.44x = 417,624.15 × 237,843.88
  4. Step 4: Simplify right side
    302,543.44x = 99,329,348,065.56
  5. Step 5: Solve for x
    x = 99,329,348,065.56/302,543.44
  6. Step 6: Final answer
    x = 328,314.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.