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Finding the Fourth Proportional to 586,308.84, 879,512.58 and 187,006.38

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Solution

The fourth proportional to 586,308.84, 879,512.58 and 187,006.38 is: 280,525.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,308.84 : 879,512.58 = 187,006.38 : x
  2. Step 2: Convert to fraction form
    586,308.84/879,512.58 = 187,006.38/x
  3. Step 3: Cross multiply
    586,308.84x = 879,512.58 × 187,006.38
  4. Step 4: Simplify right side
    586,308.84x = 164,474,463,750.26
  5. Step 5: Solve for x
    x = 164,474,463,750.26/586,308.84
  6. Step 6: Final answer
    x = 280,525.30

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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.