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Finding the Fourth Proportional to 556,639.00, 835,094.50 and 177,559.80

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Solution

The fourth proportional to 556,639.00, 835,094.50 and 177,559.80 is: 266,383.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,639.00 : 835,094.50 = 177,559.80 : x
  2. Step 2: Convert to fraction form
    556,639.00/835,094.50 = 177,559.80/x
  3. Step 3: Cross multiply
    556,639.00x = 835,094.50 × 177,559.80
  4. Step 4: Simplify right side
    556,639.00x = 148,279,208,825.60
  5. Step 5: Solve for x
    x = 148,279,208,825.60/556,639.00
  6. Step 6: Final answer
    x = 266,383.08

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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.