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Finding the Fourth Proportional to 556,433.01, 834,088.59 and 219,343.11

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Solution

The fourth proportional to 556,433.01, 834,088.59 and 219,343.11 is: 328,793.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,433.01 : 834,088.59 = 219,343.11 : x
  2. Step 2: Convert to fraction form
    556,433.01/834,088.59 = 219,343.11/x
  3. Step 3: Cross multiply
    556,433.01x = 834,088.59 × 219,343.11
  4. Step 4: Simplify right side
    556,433.01x = 182,951,585,346.12
  5. Step 5: Solve for x
    x = 182,951,585,346.12/556,433.01
  6. Step 6: Final answer
    x = 328,793.55

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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.