Home / 571,583.76-857,072.16-192,377.94

Finding the Fourth Proportional to 571,583.76, 857,072.16 and 192,377.94

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Solution

The fourth proportional to 571,583.76, 857,072.16 and 192,377.94 is: 288,464.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,583.76 : 857,072.16 = 192,377.94 : x
  2. Step 2: Convert to fraction form
    571,583.76/857,072.16 = 192,377.94/x
  3. Step 3: Cross multiply
    571,583.76x = 857,072.16 × 192,377.94
  4. Step 4: Simplify right side
    571,583.76x = 164,881,776,572.15
  5. Step 5: Solve for x
    x = 164,881,776,572.15/571,583.76
  6. Step 6: Final answer
    x = 288,464.77

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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.