Home / 351,189.14-484,642.28-190,044.15

Finding the Fourth Proportional to 351,189.14, 484,642.28 and 190,044.15

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Solution

The fourth proportional to 351,189.14, 484,642.28 and 190,044.15 is: 262,261.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,189.14 : 484,642.28 = 190,044.15 : x
  2. Step 2: Convert to fraction form
    351,189.14/484,642.28 = 190,044.15/x
  3. Step 3: Cross multiply
    351,189.14x = 484,642.28 × 190,044.15
  4. Step 4: Simplify right side
    351,189.14x = 92,103,428,841.17
  5. Step 5: Solve for x
    x = 92,103,428,841.17/351,189.14
  6. Step 6: Final answer
    x = 262,261.61

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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.