Home / 637,896.78-956,370.51-277,999.28

Finding the Fourth Proportional to 637,896.78, 956,370.51 and 277,999.28

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Solution

The fourth proportional to 637,896.78, 956,370.51 and 277,999.28 is: 416,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,896.78 : 956,370.51 = 277,999.28 : x
  2. Step 2: Convert to fraction form
    637,896.78/956,370.51 = 277,999.28/x
  3. Step 3: Cross multiply
    637,896.78x = 956,370.51 × 277,999.28
  4. Step 4: Simplify right side
    637,896.78x = 265,870,308,411.38
  5. Step 5: Solve for x
    x = 265,870,308,411.38/637,896.78
  6. Step 6: Final answer
    x = 416,792.05

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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.