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Finding the Fourth Proportional to 283,417.94, 391,087.80 and 174,504.98

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Solution

The fourth proportional to 283,417.94, 391,087.80 and 174,504.98 is: 240,799.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,417.94 : 391,087.80 = 174,504.98 : x
  2. Step 2: Convert to fraction form
    283,417.94/391,087.80 = 174,504.98/x
  3. Step 3: Cross multiply
    283,417.94x = 391,087.80 × 174,504.98
  4. Step 4: Simplify right side
    283,417.94x = 68,246,768,717.24
  5. Step 5: Solve for x
    x = 68,246,768,717.24/283,417.94
  6. Step 6: Final answer
    x = 240,799.04

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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.