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Finding the Fourth Proportional to 588,196.72, 811,063.08 and 406,593.38

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Solution

The fourth proportional to 588,196.72, 811,063.08 and 406,593.38 is: 560,650.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,196.72 : 811,063.08 = 406,593.38 : x
  2. Step 2: Convert to fraction form
    588,196.72/811,063.08 = 406,593.38/x
  3. Step 3: Cross multiply
    588,196.72x = 811,063.08 × 406,593.38
  4. Step 4: Simplify right side
    588,196.72x = 329,772,879,090.41
  5. Step 5: Solve for x
    x = 329,772,879,090.41/588,196.72
  6. Step 6: Final answer
    x = 560,650.66

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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.