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Finding the Fourth Proportional to 556,810.56, 834,139.62 and 332,349.84

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Solution

The fourth proportional to 556,810.56, 834,139.62 and 332,349.84 is: 497,882.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,810.56 : 834,139.62 = 332,349.84 : x
  2. Step 2: Convert to fraction form
    556,810.56/834,139.62 = 332,349.84/x
  3. Step 3: Cross multiply
    556,810.56x = 834,139.62 × 332,349.84
  4. Step 4: Simplify right side
    556,810.56x = 277,226,169,244.66
  5. Step 5: Solve for x
    x = 277,226,169,244.66/556,810.56
  6. Step 6: Final answer
    x = 497,882.38

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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.