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Finding the Fourth Proportional to 572,587.62, 790,234.08 and 327,595.14

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Solution

The fourth proportional to 572,587.62, 790,234.08 and 327,595.14 is: 452,117.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,587.62 : 790,234.08 = 327,595.14 : x
  2. Step 2: Convert to fraction form
    572,587.62/790,234.08 = 327,595.14/x
  3. Step 3: Cross multiply
    572,587.62x = 790,234.08 × 327,595.14
  4. Step 4: Simplify right side
    572,587.62x = 258,876,844,070.37
  5. Step 5: Solve for x
    x = 258,876,844,070.37/572,587.62
  6. Step 6: Final answer
    x = 452,117.43

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.