Home / 434,780.80-652,175.41-164,836.35

Finding the Fourth Proportional to 434,780.80, 652,175.41 and 164,836.35

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Solution

The fourth proportional to 434,780.80, 652,175.41 and 164,836.35 is: 247,256.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,780.80 : 652,175.41 = 164,836.35 : x
  2. Step 2: Convert to fraction form
    434,780.80/652,175.41 = 164,836.35/x
  3. Step 3: Cross multiply
    434,780.80x = 652,175.41 × 164,836.35
  4. Step 4: Simplify right side
    434,780.80x = 107,502,214,041.13
  5. Step 5: Solve for x
    x = 107,502,214,041.13/434,780.80
  6. Step 6: Final answer
    x = 247,256.12

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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.