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Finding the Fourth Proportional to 556,032.84, 834,049.26 and 480,929.89

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Solution

The fourth proportional to 556,032.84, 834,049.26 and 480,929.89 is: 721,394.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,032.84 : 834,049.26 = 480,929.89 : x
  2. Step 2: Convert to fraction form
    556,032.84/834,049.26 = 480,929.89/x
  3. Step 3: Cross multiply
    556,032.84x = 834,049.26 × 480,929.89
  4. Step 4: Simplify right side
    556,032.84x = 401,119,216,461.73
  5. Step 5: Solve for x
    x = 401,119,216,461.73/556,032.84
  6. Step 6: Final answer
    x = 721,394.83

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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.