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Finding the Fourth Proportional to 569,567.70, 854,351.55 and 214,661.34

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Solution

The fourth proportional to 569,567.70, 854,351.55 and 214,661.34 is: 321,992.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,567.70 : 854,351.55 = 214,661.34 : x
  2. Step 2: Convert to fraction form
    569,567.70/854,351.55 = 214,661.34/x
  3. Step 3: Cross multiply
    569,567.70x = 854,351.55 × 214,661.34
  4. Step 4: Simplify right side
    569,567.70x = 183,396,248,554.08
  5. Step 5: Solve for x
    x = 183,396,248,554.08/569,567.70
  6. Step 6: Final answer
    x = 321,992.01

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.