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Finding the Fourth Proportional to 404,612.92, 606,985.08 and 151,913.26

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Solution

The fourth proportional to 404,612.92, 606,985.08 and 151,913.26 is: 227,894.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,612.92 : 606,985.08 = 151,913.26 : x
  2. Step 2: Convert to fraction form
    404,612.92/606,985.08 = 151,913.26/x
  3. Step 3: Cross multiply
    404,612.92x = 606,985.08 × 151,913.26
  4. Step 4: Simplify right side
    404,612.92x = 92,209,082,274.16
  5. Step 5: Solve for x
    x = 92,209,082,274.16/404,612.92
  6. Step 6: Final answer
    x = 227,894.56

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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.