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Finding the Fourth Proportional to 556,903.77, 835,348.59 and 177,819.69

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Solution

The fourth proportional to 556,903.77, 835,348.59 and 177,819.69 is: 266,727.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,903.77 : 835,348.59 = 177,819.69 : x
  2. Step 2: Convert to fraction form
    556,903.77/835,348.59 = 177,819.69/x
  3. Step 3: Cross multiply
    556,903.77x = 835,348.59 × 177,819.69
  4. Step 4: Simplify right side
    556,903.77x = 148,541,427,315.74
  5. Step 5: Solve for x
    x = 148,541,427,315.74/556,903.77
  6. Step 6: Final answer
    x = 266,727.28

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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.