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Finding the Fourth Proportional to 370,262.10, 510,960.80 and 200,496.22

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Solution

The fourth proportional to 370,262.10, 510,960.80 and 200,496.22 is: 276,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,262.10 : 510,960.80 = 200,496.22 : x
  2. Step 2: Convert to fraction form
    370,262.10/510,960.80 = 200,496.22/x
  3. Step 3: Cross multiply
    370,262.10x = 510,960.80 × 200,496.22
  4. Step 4: Simplify right side
    370,262.10x = 102,445,708,968.18
  5. Step 5: Solve for x
    x = 102,445,708,968.18/370,262.10
  6. Step 6: Final answer
    x = 276,684.30

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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.