Home / 389,209.77-583,839.32-164,528.33

Finding the Fourth Proportional to 389,209.77, 583,839.32 and 164,528.33

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Solution

The fourth proportional to 389,209.77, 583,839.32 and 164,528.33 is: 246,802.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,209.77 : 583,839.32 = 164,528.33 : x
  2. Step 2: Convert to fraction form
    389,209.77/583,839.32 = 164,528.33/x
  3. Step 3: Cross multiply
    389,209.77x = 583,839.32 × 164,528.33
  4. Step 4: Simplify right side
    389,209.77x = 96,058,104,566.10
  5. Step 5: Solve for x
    x = 96,058,104,566.10/389,209.77
  6. Step 6: Final answer
    x = 246,802.91

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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.