Home / 389,209.96-583,839.57-164,528.51

Finding the Fourth Proportional to 389,209.96, 583,839.57 and 164,528.51

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Solution

The fourth proportional to 389,209.96, 583,839.57 and 164,528.51 is: 246,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,209.96 : 583,839.57 = 164,528.51 : x
  2. Step 2: Convert to fraction form
    389,209.96/583,839.57 = 164,528.51/x
  3. Step 3: Cross multiply
    389,209.96x = 583,839.57 × 164,528.51
  4. Step 4: Simplify right side
    389,209.96x = 96,058,254,531.14
  5. Step 5: Solve for x
    x = 96,058,254,531.14/389,209.96
  6. Step 6: Final answer
    x = 246,803.18

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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.