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Finding the Fourth Proportional to 586,533.26, 879,815.18 and 187,173.50

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Solution

The fourth proportional to 586,533.26, 879,815.18 and 187,173.50 is: 280,765.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,533.26 : 879,815.18 = 187,173.50 : x
  2. Step 2: Convert to fraction form
    586,533.26/879,815.18 = 187,173.50/x
  3. Step 3: Cross multiply
    586,533.26x = 879,815.18 × 187,173.50
  4. Step 4: Simplify right side
    586,533.26x = 164,678,082,662.59
  5. Step 5: Solve for x
    x = 164,678,082,662.59/586,533.26
  6. Step 6: Final answer
    x = 280,765.12

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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.