Home / 878,058.33-1,211,717.79-496,085.01

Finding the Fourth Proportional to 878,058.33, 1,211,717.79 and 496,085.01

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Solution

The fourth proportional to 878,058.33, 1,211,717.79 and 496,085.01 is: 684,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,058.33 : 1,211,717.79 = 496,085.01 : x
  2. Step 2: Convert to fraction form
    878,058.33/1,211,717.79 = 496,085.01/x
  3. Step 3: Cross multiply
    878,058.33x = 1,211,717.79 × 496,085.01
  4. Step 4: Simplify right side
    878,058.33x = 601,115,031,969.33
  5. Step 5: Solve for x
    x = 601,115,031,969.33/878,058.33
  6. Step 6: Final answer
    x = 684,595.79

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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.