Home / 501,961.19-692,701.54-272,513.50

Finding the Fourth Proportional to 501,961.19, 692,701.54 and 272,513.50

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Solution

The fourth proportional to 501,961.19, 692,701.54 and 272,513.50 is: 376,065.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,961.19 : 692,701.54 = 272,513.50 : x
  2. Step 2: Convert to fraction form
    501,961.19/692,701.54 = 272,513.50/x
  3. Step 3: Cross multiply
    501,961.19x = 692,701.54 × 272,513.50
  4. Step 4: Simplify right side
    501,961.19x = 188,770,518,707.75
  5. Step 5: Solve for x
    x = 188,770,518,707.75/501,961.19
  6. Step 6: Final answer
    x = 376,065.97

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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.