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Finding the Fourth Proportional to 364,086.99, 502,655.59 and 323,689.17

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Solution

The fourth proportional to 364,086.99, 502,655.59 and 323,689.17 is: 446,882.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,086.99 : 502,655.59 = 323,689.17 : x
  2. Step 2: Convert to fraction form
    364,086.99/502,655.59 = 323,689.17/x
  3. Step 3: Cross multiply
    364,086.99x = 502,655.59 × 323,689.17
  4. Step 4: Simplify right side
    364,086.99x = 162,704,170,722.96
  5. Step 5: Solve for x
    x = 162,704,170,722.96/364,086.99
  6. Step 6: Final answer
    x = 446,882.68

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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.