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Finding the Fourth Proportional to 571,798.17, 857,478.33 and 192,617.01

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Solution

The fourth proportional to 571,798.17, 857,478.33 and 192,617.01 is: 288,851.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,798.17 : 857,478.33 = 192,617.01 : x
  2. Step 2: Convert to fraction form
    571,798.17/857,478.33 = 192,617.01/x
  3. Step 3: Cross multiply
    571,798.17x = 857,478.33 × 192,617.01
  4. Step 4: Simplify right side
    571,798.17x = 165,164,912,064.39
  5. Step 5: Solve for x
    x = 165,164,912,064.39/571,798.17
  6. Step 6: Final answer
    x = 288,851.77

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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.