Home / 297,513.23-410,465.63-190,146.11

Finding the Fourth Proportional to 297,513.23, 410,465.63 and 190,146.11

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Solution

The fourth proportional to 297,513.23, 410,465.63 and 190,146.11 is: 262,336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,513.23 : 410,465.63 = 190,146.11 : x
  2. Step 2: Convert to fraction form
    297,513.23/410,465.63 = 190,146.11/x
  3. Step 3: Cross multiply
    297,513.23x = 410,465.63 × 190,146.11
  4. Step 4: Simplify right side
    297,513.23x = 78,048,442,833.20
  5. Step 5: Solve for x
    x = 78,048,442,833.20/297,513.23
  6. Step 6: Final answer
    x = 262,336.04

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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.