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Finding the Fourth Proportional to 526,011.90, 788,110.65 and 244,952.70

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Solution

The fourth proportional to 526,011.90, 788,110.65 and 244,952.70 is: 367,006.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,011.90 : 788,110.65 = 244,952.70 : x
  2. Step 2: Convert to fraction form
    526,011.90/788,110.65 = 244,952.70/x
  3. Step 3: Cross multiply
    526,011.90x = 788,110.65 × 244,952.70
  4. Step 4: Simplify right side
    526,011.90x = 193,049,831,616.26
  5. Step 5: Solve for x
    x = 193,049,831,616.26/526,011.90
  6. Step 6: Final answer
    x = 367,006.59

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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.