Home / 538,095.92-742,577.39-296,379.36

Finding the Fourth Proportional to 538,095.92, 742,577.39 and 296,379.36

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Solution

The fourth proportional to 538,095.92, 742,577.39 and 296,379.36 is: 409,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,095.92 : 742,577.39 = 296,379.36 : x
  2. Step 2: Convert to fraction form
    538,095.92/742,577.39 = 296,379.36/x
  3. Step 3: Cross multiply
    538,095.92x = 742,577.39 × 296,379.36
  4. Step 4: Simplify right side
    538,095.92x = 220,084,610,116.77
  5. Step 5: Solve for x
    x = 220,084,610,116.77/538,095.92
  6. Step 6: Final answer
    x = 409,006.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.