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Finding the Fourth Proportional to 411,800.68, 568,182.18 and 242,001.64

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Solution

The fourth proportional to 411,800.68, 568,182.18 and 242,001.64 is: 333,901.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,800.68 : 568,182.18 = 242,001.64 : x
  2. Step 2: Convert to fraction form
    411,800.68/568,182.18 = 242,001.64/x
  3. Step 3: Cross multiply
    411,800.68x = 568,182.18 × 242,001.64
  4. Step 4: Simplify right side
    411,800.68x = 137,501,019,378.78
  5. Step 5: Solve for x
    x = 137,501,019,378.78/411,800.68
  6. Step 6: Final answer
    x = 333,901.88

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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.