Home / 313,435.35-432,725.37-190,973.91

Finding the Fourth Proportional to 313,435.35, 432,725.37 and 190,973.91

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Solution

The fourth proportional to 313,435.35, 432,725.37 and 190,973.91 is: 263,656.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,435.35 : 432,725.37 = 190,973.91 : x
  2. Step 2: Convert to fraction form
    313,435.35/432,725.37 = 190,973.91/x
  3. Step 3: Cross multiply
    313,435.35x = 432,725.37 × 190,973.91
  4. Step 4: Simplify right side
    313,435.35x = 82,639,255,865.10
  5. Step 5: Solve for x
    x = 82,639,255,865.10/313,435.35
  6. Step 6: Final answer
    x = 263,656.46

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1.5x scale

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.