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Finding the Fourth Proportional to 571,505.06, 856,657.45 and 192,294.14

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Solution

The fourth proportional to 571,505.06, 856,657.45 and 192,294.14 is: 288,239.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,505.06 : 856,657.45 = 192,294.14 : x
  2. Step 2: Convert to fraction form
    571,505.06/856,657.45 = 192,294.14/x
  3. Step 3: Cross multiply
    571,505.06x = 856,657.45 × 192,294.14
  4. Step 4: Simplify right side
    571,505.06x = 164,730,207,622.34
  5. Step 5: Solve for x
    x = 164,730,207,622.34/571,505.06
  6. Step 6: Final answer
    x = 288,239.28

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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.