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Finding the Fourth Proportional to 341,290.64, 470,761.80 and 207,154.64

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Solution

The fourth proportional to 341,290.64, 470,761.80 and 207,154.64 is: 285,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,290.64 : 470,761.80 = 207,154.64 : x
  2. Step 2: Convert to fraction form
    341,290.64/470,761.80 = 207,154.64/x
  3. Step 3: Cross multiply
    341,290.64x = 470,761.80 × 207,154.64
  4. Step 4: Simplify right side
    341,290.64x = 97,520,491,204.75
  5. Step 5: Solve for x
    x = 97,520,491,204.75/341,290.64
  6. Step 6: Final answer
    x = 285,740.30

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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.