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Finding the Fourth Proportional to 415,653.91, 573,602.05 and 224,667.30

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Solution

The fourth proportional to 415,653.91, 573,602.05 and 224,667.30 is: 310,040.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,653.91 : 573,602.05 = 224,667.30 : x
  2. Step 2: Convert to fraction form
    415,653.91/573,602.05 = 224,667.30/x
  3. Step 3: Cross multiply
    415,653.91x = 573,602.05 × 224,667.30
  4. Step 4: Simplify right side
    415,653.91x = 128,869,619,856.62
  5. Step 5: Solve for x
    x = 128,869,619,856.62/415,653.91
  6. Step 6: Final answer
    x = 310,040.68

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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.