Home / 358,177.52-536,588.98-211,680.28

Finding the Fourth Proportional to 358,177.52, 536,588.98 and 211,680.28

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Solution

The fourth proportional to 358,177.52, 536,588.98 and 211,680.28 is: 317,120.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,177.52 : 536,588.98 = 211,680.28 : x
  2. Step 2: Convert to fraction form
    358,177.52/536,588.98 = 211,680.28/x
  3. Step 3: Cross multiply
    358,177.52x = 536,588.98 × 211,680.28
  4. Step 4: Simplify right side
    358,177.52x = 113,585,305,531.31
  5. Step 5: Solve for x
    x = 113,585,305,531.31/358,177.52
  6. Step 6: Final answer
    x = 317,120.14

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1.5x scale

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.