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Finding the Fourth Proportional to 534,635.97, 801,886.98 and 174,776.67

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Solution

The fourth proportional to 534,635.97, 801,886.98 and 174,776.67 is: 262,143.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,635.97 : 801,886.98 = 174,776.67 : x
  2. Step 2: Convert to fraction form
    534,635.97/801,886.98 = 174,776.67/x
  3. Step 3: Cross multiply
    534,635.97x = 801,886.98 × 174,776.67
  4. Step 4: Simplify right side
    534,635.97x = 140,151,132,071.32
  5. Step 5: Solve for x
    x = 140,151,132,071.32/534,635.97
  6. Step 6: Final answer
    x = 262,143.10

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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.