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Finding the Fourth Proportional to 617,188.02, 925,775.34 and 468,342.42

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Solution

The fourth proportional to 617,188.02, 925,775.34 and 468,342.42 is: 702,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,188.02 : 925,775.34 = 468,342.42 : x
  2. Step 2: Convert to fraction form
    617,188.02/925,775.34 = 468,342.42/x
  3. Step 3: Cross multiply
    617,188.02x = 925,775.34 × 468,342.42
  4. Step 4: Simplify right side
    617,188.02x = 433,579,863,111.92
  5. Step 5: Solve for x
    x = 433,579,863,111.92/617,188.02
  6. Step 6: Final answer
    x = 702,508.55

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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.