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Finding the Fourth Proportional to 302,924.88, 418,036.68 and 175,674.42

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Solution

The fourth proportional to 302,924.88, 418,036.68 and 175,674.42 is: 242,430.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,924.88 : 418,036.68 = 175,674.42 : x
  2. Step 2: Convert to fraction form
    302,924.88/418,036.68 = 175,674.42/x
  3. Step 3: Cross multiply
    302,924.88x = 418,036.68 × 175,674.42
  4. Step 4: Simplify right side
    302,924.88x = 73,438,351,297.73
  5. Step 5: Solve for x
    x = 73,438,351,297.73/302,924.88
  6. Step 6: Final answer
    x = 242,430.90

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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.