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Finding the Fourth Proportional to 606,965.72, 910,547.48 and 227,915.80

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Solution

The fourth proportional to 606,965.72, 910,547.48 and 227,915.80 is: 341,910.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,965.72 : 910,547.48 = 227,915.80 : x
  2. Step 2: Convert to fraction form
    606,965.72/910,547.48 = 227,915.80/x
  3. Step 3: Cross multiply
    606,965.72x = 910,547.48 × 227,915.80
  4. Step 4: Simplify right side
    606,965.72x = 207,528,157,342.18
  5. Step 5: Solve for x
    x = 207,528,157,342.18/606,965.72
  6. Step 6: Final answer
    x = 341,910.84

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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.