Home / 387,828.99-534,762.73-273,070.95

Finding the Fourth Proportional to 387,828.99, 534,762.73 and 273,070.95

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Solution

The fourth proportional to 387,828.99, 534,762.73 and 273,070.95 is: 376,527.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,828.99 : 534,762.73 = 273,070.95 : x
  2. Step 2: Convert to fraction form
    387,828.99/534,762.73 = 273,070.95/x
  3. Step 3: Cross multiply
    387,828.99x = 534,762.73 × 273,070.95
  4. Step 4: Simplify right side
    387,828.99x = 146,028,165,809.68
  5. Step 5: Solve for x
    x = 146,028,165,809.68/387,828.99
  6. Step 6: Final answer
    x = 376,527.21

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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.