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Finding the Fourth Proportional to 535,994.36, 803,820.84 and 176,081.67

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Solution

The fourth proportional to 535,994.36, 803,820.84 and 176,081.67 is: 264,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,994.36 : 803,820.84 = 176,081.67 : x
  2. Step 2: Convert to fraction form
    535,994.36/803,820.84 = 176,081.67/x
  3. Step 3: Cross multiply
    535,994.36x = 803,820.84 × 176,081.67
  4. Step 4: Simplify right side
    535,994.36x = 141,538,115,888.00
  5. Step 5: Solve for x
    x = 141,538,115,888.00/535,994.36
  6. Step 6: Final answer
    x = 264,066.43

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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.